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57187384495 = 533233441913
BaseRepresentation
bin110101010000101000…
…100011110010101111
312110121111011010121121
4311100220203302233
51414104432300440
642134352041411
74063104514333
oct652050436257
9173544133547
1057187384495
112228687343a
12b0bbb33267
135514b33a67
142aa71077c3
15174a87534a
hexd50a23caf

57187384495 has 8 divisors (see below), whose sum is σ = 68645532816. Its totient is φ = 45736126656.

The previous prime is 57187384487. The next prime is 57187384543. The reversal of 57187384495 is 59448378175.

57187384495 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 57187384495 - 23 = 57187384487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1704342 + ... + 1737571.

It is an arithmetic number, because the mean of its divisors is an integer number (8580691602).

Almost surely, 257187384495 is an apocalyptic number.

57187384495 is a deficient number, since it is larger than the sum of its proper divisors (11458148321).

57187384495 is a wasteful number, since it uses less digits than its factorization.

57187384495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3445241.

The product of its digits is 33868800, while the sum is 61.

The spelling of 57187384495 in words is "fifty-seven billion, one hundred eighty-seven million, three hundred eighty-four thousand, four hundred ninety-five".

Divisors: 1 5 3323 16615 3441913 17209565 11437476899 57187384495