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102130301 = 7131959069
BaseRepresentation
bin1100001011001…
…10001001111101
321010011202102202
412011212021331
5202121132201
614045001245
72350043660
oct605461175
9233152382
10102130301
1152717009
122a253225
131820b340
14d7c76d7
158e75c6b
hex616627d

102130301 has 16 divisors (see below), whose sum is σ = 132316800. Its totient is φ = 76552128.

The previous prime is 102130297. The next prime is 102130307. The reversal of 102130301 is 103031201.

It is a cyclic number.

It is not a de Polignac number, because 102130301 - 22 = 102130297 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102130307) 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, 27806 + ... + 31263.

It is an arithmetic number, because the mean of its divisors is an integer number (8269800).

Almost surely, 2102130301 is an apocalyptic number.

It is an amenable number.

102130301 is a deficient number, since it is larger than the sum of its proper divisors (30186499).

102130301 is a wasteful number, since it uses less digits than its factorization.

102130301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59108.

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

The square root of 102130301 is about 10105.9537402464. The cubic root of 102130301 is about 467.4317453996.

Adding to 102130301 its reverse (103031201), we get a palindrome (205161502).

The spelling of 102130301 in words is "one hundred two million, one hundred thirty thousand, three hundred one".

Divisors: 1 7 13 19 91 133 247 1729 59069 413483 767897 1122311 5375279 7856177 14590043 102130301