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30304952 = 2315832393
BaseRepresentation
bin111001110011…
…0101010111000
32010000122120122
41303212222320
530224224302
63001312412
7515405426
oct163465270
963018518
1030304952
1116119617
12a195708
136380a32
14404c116
1529d93a2
hex1ce6ab8

30304952 has 16 divisors (see below), whose sum is σ = 56881440. Its totient is φ = 15136576.

The previous prime is 30304933. The next prime is 30304957. The reversal of 30304952 is 25940303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30304957) 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, 11468 + ... + 13860.

It is an arithmetic number, because the mean of its divisors is an integer number (3555090).

Almost surely, 230304952 is an apocalyptic number.

It is an amenable number.

30304952 is a deficient number, since it is larger than the sum of its proper divisors (26576488).

30304952 is a wasteful number, since it uses less digits than its factorization.

30304952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3982 (or 3978 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 30304952 is about 5504.9933696599. The cubic root of 30304952 is about 311.7725440591.

The spelling of 30304952 in words is "thirty million, three hundred four thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 1583 2393 3166 4786 6332 9572 12664 19144 3788119 7576238 15152476 30304952