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300102131 = 7195574051
BaseRepresentation
bin10001111000110…
…011000111110011
3202220200202201202
4101320303013303
51103311232011
645440121415
710302553220
oct2170630763
9686622652
10300102131
1114444419a
128460626b
134a235434
142bbdc947
151b52e23b
hex11e331f3

300102131 has 16 divisors (see below), whose sum is σ = 361762560. Its totient is φ = 243194400.

The previous prime is 300102113. The next prime is 300102157. The reversal of 300102131 is 131201003.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-300102131 is a prime.

It is a super-2 number, since 2×3001021312 = 180122578061482322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (300102931) 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, 72056 + ... + 76106.

It is an arithmetic number, because the mean of its divisors is an integer number (22610160).

Almost surely, 2300102131 is an apocalyptic number.

300102131 is a deficient number, since it is larger than the sum of its proper divisors (61660429).

300102131 is a wasteful number, since it uses less digits than its factorization.

300102131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4634.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 300102131 is about 17323.4560928240. The cubic root of 300102131 is about 669.5089079706.

Adding to 300102131 its reverse (131201003), we get a palindrome (431303134).

The spelling of 300102131 in words is "three hundred million, one hundred two thousand, one hundred thirty-one".

Divisors: 1 7 19 133 557 3899 4051 10583 28357 74081 76969 538783 2256407 15794849 42871733 300102131