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102099319 = 7109133813
BaseRepresentation
bin1100001010111…
…10100101110111
321010010011221021
412011132211313
5202114134234
614044202011
72346554440
oct605364567
9233104837
10102099319
11526a5803
122a239307
13181ca1ca
14d7ba2c7
158e6b9b4
hex615e977

102099319 has 8 divisors (see below), whose sum is σ = 117756320. Its totient is φ = 86710176.

The previous prime is 102099311. The next prime is 102099341. The reversal of 102099319 is 913990201.

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

It is not a de Polignac number, because 102099319 - 23 = 102099311 is a prime.

It is a super-2 number, since 2×1020993192 = 20848541880527522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102099311) 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, 66144 + ... + 67669.

It is an arithmetic number, because the mean of its divisors is an integer number (14719540).

Almost surely, 2102099319 is an apocalyptic number.

102099319 is a deficient number, since it is larger than the sum of its proper divisors (15657001).

102099319 is a wasteful number, since it uses less digits than its factorization.

102099319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133929.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 102099319 is about 10104.4207651899. The cubic root of 102099319 is about 467.3844742997.

The spelling of 102099319 in words is "one hundred two million, ninety-nine thousand, three hundred nineteen".

Divisors: 1 7 109 763 133813 936691 14585617 102099319