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56942662973 = 735292305091
BaseRepresentation
bin110101000010000011…
…000001010100111101
312102222102122222210112
4311002003001110331
51413104310203343
642054210515405
74054043435450
oct650203012475
9172872588715
1056942662973
1122170715549
12b051b95b65
1354a621bb21
142a82803497
151734135218
hexd420c153d

56942662973 has 8 divisors (see below), whose sum is σ = 65095798080. Its totient is φ = 48794145120.

The previous prime is 56942662943. The next prime is 56942662981. The reversal of 56942662973 is 37926624965.

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

It is not a de Polignac number, because 56942662973 - 230 = 55868921149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56942662913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1127843 + ... + 1177248.

It is an arithmetic number, because the mean of its divisors is an integer number (8136974760).

Almost surely, 256942662973 is an apocalyptic number.

It is an amenable number.

56942662973 is a deficient number, since it is larger than the sum of its proper divisors (8153135107).

56942662973 is a wasteful number, since it uses less digits than its factorization.

56942662973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2308627.

The product of its digits is 29393280, while the sum is 59.

The spelling of 56942662973 in words is "fifty-six billion, nine hundred forty-two million, six hundred sixty-two thousand, nine hundred seventy-three".

Divisors: 1 7 3529 24703 2305091 16135637 8134666139 56942662973