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30970369700 = 2252557556021
BaseRepresentation
bin11100110101111110…
…100101011010100100
32221221101012210100122
4130311332211122210
51001411403312300
622121054301112
72144321541014
oct346576453244
987841183318
1030970369700
1112152a6a166
126003ab7798
132bc742965a
1416db281c44
15c13e05c85
hex735fa56a4

30970369700 has 36 divisors (see below), whose sum is σ = 67326479892. Its totient is φ = 12365884800.

The previous prime is 30970369693. The next prime is 30970369723. The reversal of 30970369700 is 796307903.

It can be written as a sum of positive squares in 6 ways, for example, as 2431673344 + 28538696356 = 49312^2 + 168934^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222311 + ... + 333710.

It is an arithmetic number, because the mean of its divisors is an integer number (1870179997).

Almost surely, 230970369700 is an apocalyptic number.

It is an amenable number.

30970369700 is an abundant number, since it is smaller than the sum of its proper divisors (36356110192).

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

30970369700 is a wasteful number, since it uses less digits than its factorization.

30970369700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556592 (or 556585 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 44.

The spelling of 30970369700 in words is "thirty billion, nine hundred seventy million, three hundred sixty-nine thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 557 1114 2228 2785 5570 11140 13925 27850 55700 556021 1112042 2224084 2780105 5560210 11120420 13900525 27801050 55602100 309703697 619407394 1238814788 1548518485 3097036970 6194073940 7742592425 15485184850 30970369700