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38630334 = 2347136987
BaseRepresentation
bin1001001101011…
…1001110111110
32200200121212010
42103113032332
534342132314
63455552050
7646231611
oct223271676
980617763
1038630334
111a8955a6
1210b2b626
1380072b2
1451b8178
1535d1059
hex24d73be

38630334 has 16 divisors (see below), whose sum is σ = 78905088. Its totient is φ = 12602712.

The previous prime is 38630329. The next prime is 38630351. The reversal of 38630334 is 43303683.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68212 + ... + 68775.

It is an arithmetic number, because the mean of its divisors is an integer number (4931568).

Almost surely, 238630334 is an apocalyptic number.

38630334 is an abundant number, since it is smaller than the sum of its proper divisors (40274754).

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

38630334 is a wasteful number, since it uses less digits than its factorization.

38630334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137039.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 38630334 is about 6215.3305624078. The cubic root of 38630334 is about 338.0462747236.

The spelling of 38630334 in words is "thirty-eight million, six hundred thirty thousand, three hundred thirty-four".

Divisors: 1 2 3 6 47 94 141 282 136987 273974 410961 821922 6438389 12876778 19315167 38630334