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102662413 = 7109197683
BaseRepresentation
bin1100001111010…
…00000100001101
321011011210100121
412013220010031
5202240144123
614104224541
72354421220
oct607500415
9234153317
10102662413
1152a4a877
122a46b151
13183665b9
14d8c55b7
15902d75d
hex61e810d

102662413 has 16 divisors (see below), whose sum is σ = 119180160. Its totient is φ = 86619456.

The previous prime is 102662411. The next prime is 102662437. The reversal of 102662413 is 314266201.

It is not a de Polignac number, because 102662413 - 21 = 102662411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102662411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149970 + ... + 150652.

It is an arithmetic number, because the mean of its divisors is an integer number (7448760).

Almost surely, 2102662413 is an apocalyptic number.

It is an amenable number.

102662413 is a deficient number, since it is larger than the sum of its proper divisors (16517747).

102662413 is a wasteful number, since it uses less digits than its factorization.

102662413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 102662413 is about 10132.2461971667. The cubic root of 102662413 is about 468.2421327825.

The spelling of 102662413 in words is "one hundred two million, six hundred sixty-two thousand, four hundred thirteen".

Divisors: 1 7 109 197 683 763 1379 4781 21473 74447 134551 150311 521129 941857 14666059 102662413