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30424408 = 237599907
BaseRepresentation
bin111010000001…
…1110101011000
32010020201102221
41310003311120
530242040113
63004033424
7516413620
oct164036530
963221387
1030424408
11161a0343
12a232874
1363c3211
14407d880
152a0e98d
hex1d03d58

30424408 has 32 divisors (see below), whose sum is σ = 65376000. Its totient is φ = 13002912.

The previous prime is 30424403. The next prime is 30424411. The reversal of 30424408 is 80442403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30424403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33091 + ... + 33997.

It is an arithmetic number, because the mean of its divisors is an integer number (2043000).

Almost surely, 230424408 is an apocalyptic number.

It is an amenable number.

30424408 is an abundant number, since it is smaller than the sum of its proper divisors (34951592).

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

30424408 is a wasteful number, since it uses less digits than its factorization.

30424408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1519 (or 1515 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 30424408 is about 5515.8324847660. The cubic root of 30424408 is about 312.1816551177.

The spelling of 30424408 in words is "thirty million, four hundred twenty-four thousand, four hundred eight".

Divisors: 1 2 4 7 8 14 28 56 599 907 1198 1814 2396 3628 4193 4792 6349 7256 8386 12698 16772 25396 33544 50792 543293 1086586 2173172 3803051 4346344 7606102 15212204 30424408