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30376272 = 243632839
BaseRepresentation
bin111001111100…
…0000101010000
32010011021102010
41303320011100
530234020042
63003022520
7516123363
oct163700520
963137363
1030376272
1116168163
12a20aa40
1363a7334
14406a0da
152a0059c
hex1cf8150

30376272 has 20 divisors (see below), whose sum is σ = 78472160. Its totient is φ = 10125408.

The previous prime is 30376267. The next prime is 30376273. The reversal of 30376272 is 27267303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30376273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316372 + ... + 316467.

It is an arithmetic number, because the mean of its divisors is an integer number (3923608).

Almost surely, 230376272 is an apocalyptic number.

It is an amenable number.

30376272 is an abundant number, since it is smaller than the sum of its proper divisors (48095888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30376272 is a wasteful number, since it uses less digits than its factorization.

30376272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632850 (or 632844 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 30.

The square root of 30376272 is about 5511.4673182375. The cubic root of 30376272 is about 312.0169287330.

The spelling of 30376272 in words is "thirty million, three hundred seventy-six thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 632839 1265678 1898517 2531356 3797034 5062712 7594068 10125424 15188136 30376272