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102480814807 = 7181383211187
BaseRepresentation
bin101111101110001010…
…1010010001011010111
3100210112001201210101121
41133130111102023113
53134340042033212
6115025023304411
710255366360510
oct1373425221327
9323461653347
10102480814807
113a509825a78
1217a4074b107
1398827825b7
144d62719a07
1529ebe25d07
hex17dc5522d7

102480814807 has 16 divisors (see below), whose sum is σ = 118076055552. Its totient is φ = 87126896160.

The previous prime is 102480814783. The next prime is 102480814841. The reversal of 102480814807 is 708418084201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-102480814807 is a prime.

It is a super-3 number, since 3×1024808148073 (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102480814897) 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, 379668 + ... + 590854.

It is an arithmetic number, because the mean of its divisors is an integer number (7379753472).

Almost surely, 2102480814807 is an apocalyptic number.

102480814807 is a deficient number, since it is larger than the sum of its proper divisors (15595240745).

102480814807 is a wasteful number, since it uses less digits than its factorization.

102480814807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211758.

The product of its (nonzero) digits is 114688, while the sum is 43.

The spelling of 102480814807 in words is "one hundred two billion, four hundred eighty million, eight hundred fourteen thousand, eight hundred seven".

Divisors: 1 7 181 383 1267 2681 69323 211187 485261 1478309 38224847 80884621 267573929 566192347 14640116401 102480814807