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102312346456 = 23103124165469
BaseRepresentation
bin101111101001001001…
…0101000001101011000
3100210002022201201021001
41133102102220031120
53134013430041311
6115000204354344
710251252411235
oct1372222501530
9323068651231
10102312346456
113a43271a231
12179b42459b4
1398568b8498
144d481c478c
1529dc2494c1
hex17d24a8358

102312346456 has 16 divisors (see below), whose sum is σ = 193698133200. Its totient is φ = 50659510944.

The previous prime is 102312346421. The next prime is 102312346481. The reversal of 102312346456 is 654643213201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62081911 + ... + 62083558.

It is an arithmetic number, because the mean of its divisors is an integer number (12106133325).

Almost surely, 2102312346456 is an apocalyptic number.

It is an amenable number.

102312346456 is a deficient number, since it is larger than the sum of its proper divisors (91385786744).

102312346456 is a wasteful number, since it uses less digits than its factorization.

102312346456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124165578 (or 124165574 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 102312346456 its reverse (654643213201), we get a palindrome (756955559657).

The spelling of 102312346456 in words is "one hundred two billion, three hundred twelve million, three hundred forty-six thousand, four hundred fifty-six".

Divisors: 1 2 4 8 103 206 412 824 124165469 248330938 496661876 993323752 12789043307 25578086614 51156173228 102312346456