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30761240674 = 261252141317
BaseRepresentation
bin11100101001100000…
…110100100001100010
32221101210200221021011
4130221200310201202
51000444334200144
622044224051134
72136202142263
oct345140644142
987353627234
1030761240674
1112055a1145a
125b65a63aaa
132b92cc7078
1416bb5a496a
15c00896a34
hex729834862

30761240674 has 8 divisors (see below), whose sum is σ = 46898285148. Its totient is φ = 15128478960.

The previous prime is 30761240663. The next prime is 30761240693. The reversal of 30761240674 is 47604216703.

It can be written as a sum of positive squares in 2 ways, for example, as 30151891449 + 609349225 = 173643^2 + 24685^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126070537 + ... + 126070780.

Almost surely, 230761240674 is an apocalyptic number.

30761240674 is a deficient number, since it is larger than the sum of its proper divisors (16137044474).

30761240674 is a wasteful number, since it uses less digits than its factorization.

30761240674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252141380.

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 30761240674 in words is "thirty billion, seven hundred sixty-one million, two hundred forty thousand, six hundred seventy-four".

Divisors: 1 2 61 122 252141317 504282634 15380620337 30761240674