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75057652465 = 5109113759423
BaseRepresentation
bin100010111100111001…
…0001110001011110001
321011201220012210202021
41011321302032023301
52212204224334330
654251521551441
75264666343055
oct1057162161361
9234656183667
1075057652465
11299170a7244
12126687a5581
137102210813
1438c0603c65
151e4465467a
hex1179c8e2f1

75057652465 has 8 divisors (see below), whose sum is σ = 90151746048. Its totient is φ = 59991079920.

The previous prime is 75057652457. The next prime is 75057652487. The reversal of 75057652465 is 56425675057.

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

It is not a de Polignac number, because 75057652465 - 23 = 75057652457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6874257 + ... + 6885166.

It is an arithmetic number, because the mean of its divisors is an integer number (11268968256).

Almost surely, 275057652465 is an apocalyptic number.

It is an amenable number.

75057652465 is a deficient number, since it is larger than the sum of its proper divisors (15094093583).

75057652465 is a wasteful number, since it uses less digits than its factorization.

75057652465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13760519.

The product of its (nonzero) digits is 8820000, while the sum is 52.

The spelling of 75057652465 in words is "seventy-five billion, fifty-seven million, six hundred fifty-two thousand, four hundred sixty-five".

Divisors: 1 5 1091 5455 13759423 68797115 15011530493 75057652465