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30524998 = 272180357
BaseRepresentation
bin111010001110…
…0011001000110
32010102211102111
41310130121012
530303244443
63010131234
7520313110
oct164343106
963384374
1030524998
1116259979
12a280b1a
136429c3a
1440a83b0
152a2e69d
hex1d1c646

30524998 has 8 divisors (see below), whose sum is σ = 52328592. Its totient is φ = 13082136.

The previous prime is 30524983. The next prime is 30525041. The reversal of 30524998 is 89942503.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 30524998.

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, 1090165 + ... + 1090192.

It is an arithmetic number, because the mean of its divisors is an integer number (6541074).

Almost surely, 230524998 is an apocalyptic number.

30524998 is a deficient number, since it is larger than the sum of its proper divisors (21803594).

30524998 is a wasteful number, since it uses less digits than its factorization.

30524998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2180366.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 30524998 is about 5524.9432576272. The cubic root of 30524998 is about 312.5253244544.

The spelling of 30524998 in words is "thirty million, five hundred twenty-four thousand, nine hundred ninety-eight".

Divisors: 1 2 7 14 2180357 4360714 15262499 30524998