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75057076 = 22311075657
BaseRepresentation
bin1000111100101…
…00011110110100
312020020021221201
410132110132310
5123203311301
611240422244
71600655203
oct436243664
9166207851
1075057076
1139405546
1221177984
131271c593
149d7b23a
1568c9201
hex47947b4

75057076 has 24 divisors (see below), whose sum is σ = 136878336. Its totient is φ = 35972160.

The previous prime is 75057043. The next prime is 75057077. The reversal of 75057076 is 67075057.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75057077) 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, 10440 + ... + 16096.

It is an arithmetic number, because the mean of its divisors is an integer number (5703264).

Almost surely, 275057076 is an apocalyptic number.

It is an amenable number.

75057076 is a deficient number, since it is larger than the sum of its proper divisors (61821260).

75057076 is a wasteful number, since it uses less digits than its factorization.

75057076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5799 (or 5797 counting only the distinct ones).

The product of its (nonzero) digits is 51450, while the sum is 37.

The square root of 75057076 is about 8663.5486955404. The cubic root of 75057076 is about 421.8232827760.

The spelling of 75057076 in words is "seventy-five million, fifty-seven thousand, seventy-six".

Divisors: 1 2 4 31 62 107 124 214 428 3317 5657 6634 11314 13268 22628 175367 350734 605299 701468 1210598 2421196 18764269 37528538 75057076