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38900386 = 2717732239
BaseRepresentation
bin1001010001100…
…1001010100010
32201012100022001
42110121022202
534424303021
63505434214
7651435130
oct224311242
981170261
1038900386
111aa5a488
121103b96a
1380a01a5
145248750
153636091
hex25192a2

38900386 has 32 divisors (see below), whose sum is σ = 71608320. Its totient is φ = 15469056.

The previous prime is 38900377. The next prime is 38900413. The reversal of 38900386 is 68300983.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16255 + ... + 18493.

It is an arithmetic number, because the mean of its divisors is an integer number (2237760).

Almost surely, 238900386 is an apocalyptic number.

38900386 is a deficient number, since it is larger than the sum of its proper divisors (32707934).

38900386 is a wasteful number, since it uses less digits than its factorization.

38900386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 38900386 is about 6237.0173961598. The cubic root of 38900386 is about 338.8321698063.

The spelling of 38900386 in words is "thirty-eight million, nine hundred thousand, three hundred eighty-six".

Divisors: 1 2 7 14 17 34 73 119 146 238 511 1022 1241 2239 2482 4478 8687 15673 17374 31346 38063 76126 163447 266441 326894 532882 1144129 2288258 2778599 5557198 19450193 38900386