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75468029 = 713829319
BaseRepresentation
bin1000111111110…
…00110011111101
312021000011200012
410133320303331
5123304434104
611253313005
71604316260
oct437706375
9167004605
1075468029
113966627a
1221335765
1312834650
14a046cd7
15695ad6e
hex47f8cfd

75468029 has 8 divisors (see below), whose sum is σ = 92883840. Its totient is φ = 59710896.

The previous prime is 75468017. The next prime is 75468031. The reversal of 75468029 is 92086457.

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

It is not a de Polignac number, because 75468029 - 24 = 75468013 is a prime.

It is a super-2 number, since 2×754680292 = 11390846802289682, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75468059) 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, 414569 + ... + 414750.

It is an arithmetic number, because the mean of its divisors is an integer number (11610480).

Almost surely, 275468029 is an apocalyptic number.

It is an amenable number.

75468029 is a deficient number, since it is larger than the sum of its proper divisors (17415811).

75468029 is a wasteful number, since it uses less digits than its factorization.

75468029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829339.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 75468029 is about 8687.2336793711. The cubic root of 75468029 is about 422.5917385376.

The spelling of 75468029 in words is "seventy-five million, four hundred sixty-eight thousand, twenty-nine".

Divisors: 1 7 13 91 829319 5805233 10781147 75468029