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30959072 = 254192309
BaseRepresentation
bin111011000011…
…0010111100000
32011020212212022
41312012113200
530411142242
63023321012
7524101454
oct166062740
964225768
1030959072
1116526011
12a450168
13654c6a1
14417c664
152ab80d2
hex1d865e0

30959072 has 24 divisors (see below), whose sum is σ = 61122600. Its totient is φ = 15435904.

The previous prime is 30959063. The next prime is 30959087. The reversal of 30959072 is 27095903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12254 + ... + 14562.

It is an arithmetic number, because the mean of its divisors is an integer number (2546775).

Almost surely, 230959072 is an apocalyptic number.

30959072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30959072 is a deficient number, since it is larger than the sum of its proper divisors (30163528).

30959072 is a wasteful number, since it uses less digits than its factorization.

30959072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2738 (or 2730 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 30959072 is about 5564.0877059946. The cubic root of 30959072 is about 313.9997565822. Note that the first 3 decimals are identical.

It can be divided in two parts, 3095 and 9072, that added together give a cube (12167 = 233).

The spelling of 30959072 in words is "thirty million, nine hundred fifty-nine thousand, seventy-two".

Divisors: 1 2 4 8 16 32 419 838 1676 2309 3352 4618 6704 9236 13408 18472 36944 73888 967471 1934942 3869884 7739768 15479536 30959072