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13934655 = 3257311427
BaseRepresentation
bin110101001010…
…000000111111
3222012221202100
4311022000333
512031402110
61214400143
7226304550
oct65120077
928187670
1013934655
117958349
124800053
132b6b777
141bca327
151353bc0
hexd4a03f

13934655 has 48 divisors (see below), whose sum is σ = 28514304. Its totient is φ = 6160320.

The previous prime is 13934639. The next prime is 13934659. The reversal of 13934655 is 55643931.

13934655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13934655 - 24 = 13934639 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13934659) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9052 + ... + 10478.

It is an arithmetic number, because the mean of its divisors is an integer number (594048).

Almost surely, 213934655 is an apocalyptic number.

13934655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13934655 is an abundant number, since it is smaller than the sum of its proper divisors (14579649).

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

13934655 is a wasteful number, since it uses less digits than its factorization.

13934655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476 (or 1473 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 13934655 is about 3732.9150807378. The cubic root of 13934655 is about 240.6386635295.

The spelling of 13934655 in words is "thirteen million, nine hundred thirty-four thousand, six hundred fifty-five".

Divisors: 1 3 5 7 9 15 21 31 35 45 63 93 105 155 217 279 315 465 651 1085 1395 1427 1953 3255 4281 7135 9765 9989 12843 21405 29967 44237 49945 64215 89901 132711 149835 221185 309659 398133 449505 663555 928977 1548295 1990665 2786931 4644885 13934655