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75026965 = 5135232207
BaseRepresentation
bin1000111100011…
…01001000010101
312020011202122111
410132031020111
5123201330330
611240031021
71600501336
oct436151025
9166152574
1075026965
1139394962
1221162471
131270b970
149d7028d
1568c032a
hex478d215

75026965 has 16 divisors (see below), whose sum is σ = 97187328. Its totient is φ = 55273536.

The previous prime is 75026929. The next prime is 75026981. The reversal of 75026965 is 56962057.

It is a cyclic number.

It is not a de Polignac number, because 75026965 - 27 = 75026837 is a prime.

It is a super-2 number, since 2×750269652 = 11258090954222450, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 32892 + ... + 35098.

It is an arithmetic number, because the mean of its divisors is an integer number (6074208).

Almost surely, 275026965 is an apocalyptic number.

It is an amenable number.

75026965 is a deficient number, since it is larger than the sum of its proper divisors (22160363).

75026965 is a wasteful number, since it uses less digits than its factorization.

75026965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 75026965 is about 8661.8107229378. The cubic root of 75026965 is about 421.7668669547.

The spelling of 75026965 in words is "seventy-five million, twenty-six thousand, nine hundred sixty-five".

Divisors: 1 5 13 65 523 2207 2615 6799 11035 28691 33995 143455 1154261 5771305 15005393 75026965