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68059074770 = 256805907477
BaseRepresentation
bin111111011000101000…
…110001000011010010
320111200011011012222222
4333120220301003102
52103341110343040
651133234101042
74626365406341
oct773050610322
9214604135888
1068059074770
1126955634235
1211234a1a782
1365582b509b
143418d37b58
151b8501bbb5
hexfd8a310d2

68059074770 has 8 divisors (see below), whose sum is σ = 122506334604. Its totient is φ = 27223629904.

The previous prime is 68059074767. The next prime is 68059074781. The reversal of 68059074770 is 7747095086.

It can be written as a sum of positive squares in 2 ways, for example, as 59486722201 + 8572352569 = 243899^2 + 92587^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 3402953729 + ... + 3402953748.

Almost surely, 268059074770 is an apocalyptic number.

68059074770 is a deficient number, since it is larger than the sum of its proper divisors (54447259834).

68059074770 is a wasteful number, since it uses less digits than its factorization.

68059074770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6805907484.

The product of its (nonzero) digits is 2963520, while the sum is 53.

The spelling of 68059074770 in words is "sixty-eight billion, fifty-nine million, seventy-four thousand, seven hundred seventy".

Divisors: 1 2 5 10 6805907477 13611814954 34029537385 68059074770