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30499052 = 2247162229
BaseRepresentation
bin111010001011…
…0000011101100
32010101111211112
41310112003230
530301432202
63005411152
7520144343
oct164260354
963344745
1030499052
1116241431
12a269ab8
13641b19c
14409cb5a
152a26b52
hex1d160ec

30499052 has 12 divisors (see below), whose sum is σ = 54509280. Its totient is φ = 14924976.

The previous prime is 30499019. The next prime is 30499069. The reversal of 30499052 is 25099403.

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, 80927 + ... + 81302.

It is an arithmetic number, because the mean of its divisors is an integer number (4542440).

Almost surely, 230499052 is an apocalyptic number.

It is an amenable number.

30499052 is a deficient number, since it is larger than the sum of its proper divisors (24010228).

30499052 is a wasteful number, since it uses less digits than its factorization.

30499052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162280 (or 162278 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 30499052 is about 5522.5946800394. The cubic root of 30499052 is about 312.4367513596.

The spelling of 30499052 in words is "thirty million, four hundred ninety-nine thousand, fifty-two".

Divisors: 1 2 4 47 94 188 162229 324458 648916 7624763 15249526 30499052