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102312414 = 23210952147
BaseRepresentation
bin1100001100100…
…10100111011110
321010112000020200
412012102213132
5202142444124
614052524330
72351432631
oct606224736
9233460220
10102312414
1152830916
122a3206a6
13182731b9
14d833c18
158eaebc9
hex61929de

102312414 has 24 divisors (see below), whose sum is σ = 223714920. Its totient is φ = 33790608.

The previous prime is 102312407. The next prime is 102312421. The reversal of 102312414 is 414213201.

It is an interprime number because it is at equal distance from previous prime (102312407) and next prime (102312421).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24112 + ... + 28035.

It is an arithmetic number, because the mean of its divisors is an integer number (9321455).

Almost surely, 2102312414 is an apocalyptic number.

102312414 is an abundant number, since it is smaller than the sum of its proper divisors (121402506).

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

102312414 is a wasteful number, since it uses less digits than its factorization.

102312414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52264 (or 52261 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 102312414 is about 10114.9599109438. The cubic root of 102312414 is about 467.7094130776.

Adding to 102312414 its reverse (414213201), we get a palindrome (516525615).

The spelling of 102312414 in words is "one hundred two million, three hundred twelve thousand, four hundred fourteen".

Divisors: 1 2 3 6 9 18 109 218 327 654 981 1962 52147 104294 156441 312882 469323 938646 5684023 11368046 17052069 34104138 51156207 102312414