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13983151 = 713374153
BaseRepresentation
bin110101010101…
…110110101111
3222022102021111
4311111312233
512034430101
61215412451
7226566130
oct65256657
928272244
1013983151
117990826
124824127
132b87870
141bddc87
151363251
hexd55daf

13983151 has 16 divisors (see below), whose sum is σ = 17679424. Its totient is φ = 10761984.

The previous prime is 13983131. The next prime is 13983157. The reversal of 13983151 is 15138931.

It is a cyclic number.

It is not a de Polignac number, because 13983151 - 27 = 13983023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13983157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1291 + ... + 5443.

It is an arithmetic number, because the mean of its divisors is an integer number (1104964).

Almost surely, 213983151 is an apocalyptic number.

13983151 is a deficient number, since it is larger than the sum of its proper divisors (3696273).

13983151 is a wasteful number, since it uses less digits than its factorization.

13983151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4210.

The product of its digits is 3240, while the sum is 31.

The square root of 13983151 is about 3739.4051666007. The cubic root of 13983151 is about 240.9175007302.

The spelling of 13983151 in words is "thirteen million, nine hundred eighty-three thousand, one hundred fifty-one".

Divisors: 1 7 13 37 91 259 481 3367 4153 29071 53989 153661 377923 1075627 1997593 13983151