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102126708301 = 112990457669
BaseRepresentation
bin101111100011100111…
…0011110011001001101
3100202121101102022120211
41133013032132121031
53133123414131201
6114525533442421
710243536461152
oct1370716363115
9322541368524
10102126708301
113a347956572
1217962040411
1398272bc217
144d2b6a0229
1529cacca651
hex17c739e64d

102126708301 has 4 divisors (see below), whose sum is σ = 102217167100. Its totient is φ = 102036249504.

The previous prime is 102126708247. The next prime is 102126708319. The reversal of 102126708301 is 103807621201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7047602500 + 95079105801 = 83950^2 + 308349^2 .

It is a cyclic number.

It is not a de Polignac number, because 102126708301 - 217 = 102126577229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102126708331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45227706 + ... + 45229963.

It is an arithmetic number, because the mean of its divisors is an integer number (25554291775).

Almost surely, 2102126708301 is an apocalyptic number.

It is an amenable number.

102126708301 is a deficient number, since it is larger than the sum of its proper divisors (90458799).

102126708301 is an equidigital number, since it uses as much as digits as its factorization.

102126708301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90458798.

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 102126708301 in words is "one hundred two billion, one hundred twenty-six million, seven hundred eight thousand, three hundred one".

Divisors: 1 1129 90457669 102126708301