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38131274 = 253479751
BaseRepresentation
bin1001000101110…
…1011001001010
32122202021021102
42101131121022
534230200044
63441141402
7642052616
oct221353112
978667242
1038131274
111a584655
121092a862
137b910ac
1450c8346
15353324e
hex245d64a

38131274 has 16 divisors (see below), whose sum is σ = 58475520. Its totient is φ = 18642000.

The previous prime is 38131267. The next prime is 38131297. The reversal of 38131274 is 47213183.

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, 50399 + ... + 51149.

It is an arithmetic number, because the mean of its divisors is an integer number (3654720).

Almost surely, 238131274 is an apocalyptic number.

38131274 is a deficient number, since it is larger than the sum of its proper divisors (20344246).

38131274 is a wasteful number, since it uses less digits than its factorization.

38131274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285.

The product of its digits is 4032, while the sum is 29.

The square root of 38131274 is about 6175.0525503837. The cubic root of 38131274 is about 336.5842360467.

The spelling of 38131274 in words is "thirty-eight million, one hundred thirty-one thousand, two hundred seventy-four".

Divisors: 1 2 53 106 479 751 958 1502 25387 39803 50774 79606 359729 719458 19065637 38131274