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30012813300 = 22352472121191
BaseRepresentation
bin11011111100111001…
…110010111111110100
32212110122101212220210
4123330321302333310
5442431240011200
621442050425420
72111513463261
oct337471627764
985418355823
1030012813300
11118014a5938
125997292270
132aa3c30332
14164a022268
15ba9d0a650
hex6fce72ff4

30012813300 has 72 divisors (see below), whose sum is σ = 86859565632. Its totient is φ = 8001344000.

The previous prime is 30012813283. The next prime is 30012813373. The reversal of 30012813300 is 331821003.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1405705 + ... + 1426895.

It is an arithmetic number, because the mean of its divisors is an integer number (1206382856).

Almost surely, 230012813300 is an apocalyptic number.

30012813300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30012813300 is an abundant number, since it is smaller than the sum of its proper divisors (56846752332).

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

30012813300 is a wasteful number, since it uses less digits than its factorization.

30012813300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25929 (or 25922 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The spelling of 30012813300 in words is "thirty billion, twelve million, eight hundred thirteen thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 4721 9442 14163 18884 21191 23605 28326 42382 47210 56652 63573 70815 84764 94420 105955 118025 127146 141630 211910 236050 254292 283260 317865 354075 423820 472100 529775 635730 708150 1059550 1271460 1416300 1589325 2119100 3178650 6357300 100042711 200085422 300128133 400170844 500213555 600256266 1000427110 1200512532 1500640665 2000854220 2501067775 3001281330 5002135550 6002562660 7503203325 10004271100 15006406650 30012813300