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30312002331300 = 22352297149072369
BaseRepresentation
bin1101110010001100100000…
…01000011010001010100100
310222022210120120010101112010
412321012100020122022210
512433112440044100200
6144245050331554220
76245653450425234
oct671062010321244
9128283516111463
1030312002331300
1197272800a1518
1234968042bb970
1313bb542a3a831
1476b174555cc4
15378741019150
hex1b919021a2a4

30312002331300 has 144 divisors (see below), whose sum is σ = 92004805065600. Its totient is φ = 7694547302400.

The previous prime is 30312002331227. The next prime is 30312002331337. The reversal of 30312002331300 is 313320021303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23918485 + ... + 25153884.

It is an arithmetic number, because the mean of its divisors is an integer number (638922257400).

Almost surely, 230312002331300 is an apocalyptic number.

30312002331300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30312002331300 is an abundant number, since it is smaller than the sum of its proper divisors (61692802734300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30312002331300 is a wasteful number, since it uses less digits than its factorization.

30312002331300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49072486 (or 49072479 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 30312002331300 its reverse (313320021303), we get a palindrome (30625322352603).

The spelling of 30312002331300 in words is "thirty trillion, three hundred twelve billion, two million, three hundred thirty-one thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 29 30 50 58 60 71 75 87 100 116 142 145 150 174 213 284 290 300 348 355 426 435 580 710 725 852 870 1065 1420 1450 1740 1775 2059 2130 2175 2900 3550 4118 4260 4350 5325 6177 7100 8236 8700 10295 10650 12354 20590 21300 24708 30885 41180 51475 61770 102950 123540 154425 205900 308850 617700 49072369 98144738 147217107 196289476 245361845 294434214 490723690 588868428 736085535 981447380 1226809225 1423098701 1472171070 2453618450 2846197402 2944342140 3484138199 3680427675 4269296103 4907236900 5692394804 6968276398 7115493505 7360855350 8538592206 10452414597 13936552796 14230987010 14721710700 17077184412 17420690995 20904829194 21346480515 28461974020 34841381990 35577467525 41809658388 42692961030 52262072985 69682763980 71154935050 85385922060 87103454975 101040007771 104524145970 106732402575 142309870100 174206909950 202080015542 209048291940 213464805150 261310364925 303120023313 348413819900 404160031084 426929610300 505200038855 522620729850 606240046626 1010400077710 1045241459700 1212480093252 1515600116565 2020800155420 2526000194275 3031200233130 5052000388550 6062400466260 7578000582825 10104000777100 15156001165650 30312002331300