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13900376 = 237892789
BaseRepresentation
bin110101000001…
…101001011000
3222011012201202
4311001221120
512024303001
61213533332
7226102610
oct65015130
928135652
1013900376
117934616
1247a4248
132b58c99
141bbba40
15134896b
hexd41a58

13900376 has 32 divisors (see below), whose sum is σ = 30132000. Its totient is φ = 5888256.

The previous prime is 13900361. The next prime is 13900379. The reversal of 13900376 is 67300931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13900379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3590 + ... + 6378.

It is an arithmetic number, because the mean of its divisors is an integer number (941625).

Almost surely, 213900376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13900376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15066000).

13900376 is an abundant number, since it is smaller than the sum of its proper divisors (16231624).

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

13900376 is a wasteful number, since it uses less digits than its factorization.

13900376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891 (or 2887 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 13900376 is about 3728.3208016478. The cubic root of 13900376 is about 240.4411792474.

The spelling of 13900376 in words is "thirteen million, nine hundred thousand, three hundred seventy-six".

Divisors: 1 2 4 7 8 14 28 56 89 178 356 623 712 1246 2492 2789 4984 5578 11156 19523 22312 39046 78092 156184 248221 496442 992884 1737547 1985768 3475094 6950188 13900376