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5177939076 = 2232143831641
BaseRepresentation
bin1001101001010000…
…10001010010000100
3111100212012120002100
410310220101102010
541101023022301
62213445112100
7242212520202
oct46450212204
914325176070
105177939076
1122178a22a2
1210060b8630
1364699069b
14371980072
152048a4286
hex134a11484

5177939076 has 18 divisors (see below), whose sum is σ = 13088679422. Its totient is φ = 1725979680.

The previous prime is 5177939069. The next prime is 5177939087. The reversal of 5177939076 is 6709397715.

It can be written as a sum of positive squares in only one way, i.e., 4544108100 + 633830976 = 67410^2 + 25176^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×51779390762 = 53622106149535467552, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71915785 + ... + 71915856.

Almost surely, 25177939076 is an apocalyptic number.

It is an amenable number.

5177939076 is an abundant number, since it is smaller than the sum of its proper divisors (7910740346).

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

5177939076 is a wasteful number, since it uses less digits than its factorization.

5177939076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143831651 (or 143831646 counting only the distinct ones).

The product of its (nonzero) digits is 2500470, while the sum is 54.

The square root of 5177939076 is about 71957.8979403929. The cubic root of 5177939076 is about 1730.0247332938.

The spelling of 5177939076 in words is "five billion, one hundred seventy-seven million, nine hundred thirty-nine thousand, seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 143831641 287663282 431494923 575326564 862989846 1294484769 1725979692 2588969538 5177939076