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1303412131420 = 225721518808029
BaseRepresentation
bin10010111101111001011…
…010101100011001011100
311121121100000212200120221
4102331321122230121130
5132323342001201140
62434440153251124
7163111524213400
oct22757132543134
94547300780527
101303412131420
11462857194013
1219073a103aa4
1395baccaa009
144712a7d3100
1523d8877714a
hex12f796ac65c

1303412131420 has 72 divisors (see below), whose sum is σ = 3205136420640. Its totient is φ = 443924611200.

The previous prime is 1303412131379. The next prime is 1303412131429. The reversal of 1303412131420 is 241312143031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303412131429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4256035 + ... + 4551994.

It is an arithmetic number, because the mean of its divisors is an integer number (44515783620).

Almost surely, 21303412131420 is an apocalyptic number.

1303412131420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303412131420 is an abundant number, since it is smaller than the sum of its proper divisors (1901724289220).

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

1303412131420 is a wasteful number, since it uses less digits than its factorization.

1303412131420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8808203 (or 8808194 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1303412131420 its reverse (241312143031), we get a palindrome (1544724274451).

The spelling of 1303412131420 in words is "one trillion, three hundred three billion, four hundred twelve million, one hundred thirty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 151 196 245 302 490 604 755 980 1057 1510 2114 3020 4228 5285 7399 10570 14798 21140 29596 36995 73990 147980 8808029 17616058 35232116 44040145 61656203 88080290 123312406 176160580 246624812 308281015 431593421 616562030 863186842 1233124060 1330012379 1726373684 2157967105 2660024758 4315934210 5320049516 6650061895 8631868420 9310086653 13300123790 18620173306 26600247580 37240346612 46550433265 65170606571 93100866530 130341213142 186201733060 260682426284 325853032855 651706065710 1303412131420