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72950795 = 514590159
BaseRepresentation
bin1000101100100…
…10010000001011
312002021021200022
410112102100023
5122133411140
611123331055
71544033351
oct426222013
9162237608
1072950795
11381a7015
1220520a8b
1312162968
14998d7d1
1566100b5
hex459240b

72950795 has 4 divisors (see below), whose sum is σ = 87540960. Its totient is φ = 58360632.

The previous prime is 72950789. The next prime is 72950797. The reversal of 72950795 is 59705927.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59705927 = 181329867.

It is a cyclic number.

It is not a de Polignac number, because 72950795 - 216 = 72885259 is a prime.

It is a super-2 number, since 2×729507952 = 10643636982264050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72950797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7295075 + ... + 7295084.

It is an arithmetic number, because the mean of its divisors is an integer number (21885240).

Almost surely, 272950795 is an apocalyptic number.

72950795 is a deficient number, since it is larger than the sum of its proper divisors (14590165).

72950795 is a wasteful number, since it uses less digits than its factorization.

72950795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14590164.

The product of its (nonzero) digits is 198450, while the sum is 44.

The square root of 72950795 is about 8541.1237551039. The cubic root of 72950795 is about 417.8399969867.

The spelling of 72950795 in words is "seventy-two million, nine hundred fifty thousand, seven hundred ninety-five".

Divisors: 1 5 14590159 72950795