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102214299979 = 1135112646599
BaseRepresentation
bin101111100110001110…
…0100111000101001011
3100202211111020102210001
41133030130213011023
53133313330044404
6114542343103431
710245652133401
oct1371434470513
9322744212701
10102214299979
113a392342490
1217987441b77
13983c4a9c0c
144d39181471
1529d382d7a4
hex17cc72714b

102214299979 has 8 divisors (see below), whose sum is σ = 111538310400. Its totient is φ = 92895589800.

The previous prime is 102214299953. The next prime is 102214299983. The reversal of 102214299979 is 979992412201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102214299979 - 27 = 102214299851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102214299679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1284679 + ... + 1361920.

It is an arithmetic number, because the mean of its divisors is an integer number (13942288800).

Almost surely, 2102214299979 is an apocalyptic number.

102214299979 is a deficient number, since it is larger than the sum of its proper divisors (9324010421).

102214299979 is a wasteful number, since it uses less digits than its factorization.

102214299979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650121.

The product of its (nonzero) digits is 1469664, while the sum is 55.

The spelling of 102214299979 in words is "one hundred two billion, two hundred fourteen million, two hundred ninety-nine thousand, nine hundred seventy-nine".

Divisors: 1 11 3511 38621 2646599 29112589 9292209089 102214299979