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30713675 = 521228547
BaseRepresentation
bin111010100101…
…0011101001011
32010210102020112
41311022131023
530330314200
63014144535
7522030146
oct165123513
963712215
1030713675
1116378703
12a35214b
136494a95
14411705d
152a6a535
hex1d4a74b

30713675 has 6 divisors (see below), whose sum is σ = 38084988. Its totient is φ = 24570920.

The previous prime is 30713623. The next prime is 30713719. The reversal of 30713675 is 57631703.

It is not a de Polignac number, because 30713675 - 210 = 30712651 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 614249 + ... + 614298.

It is an arithmetic number, because the mean of its divisors is an integer number (6347498).

Almost surely, 230713675 is an apocalyptic number.

30713675 is a deficient number, since it is larger than the sum of its proper divisors (7371313).

30713675 is a wasteful number, since it uses less digits than its factorization.

30713675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228557 (or 1228552 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 32.

The square root of 30713675 is about 5541.9919704020. The cubic root of 30713675 is about 313.1679154277.

The spelling of 30713675 in words is "thirty million, seven hundred thirteen thousand, six hundred seventy-five".

Divisors: 1 5 25 1228547 6142735 30713675