Base | Representation |
---|---|
bin | 111100101101010111… |
… | …1000110101111110101 |
3 | 110110111210122002102010 |
4 | 1321122233012233311 |
5 | 4114000024113400 |
6 | 135520341434433 |
7 | 12263502623256 |
oct | 1713257065765 |
9 | 413453562363 |
10 | 130371316725 |
11 | 50321233961 |
12 | 2132510ba19 |
13 | c3a8ab2580 |
14 | 644a924b2d |
15 | 35d075d450 |
hex | 1e5abc6bf5 |
130371316725 has 48 divisors (see below), whose sum is σ = 232516368000. Its totient is φ = 64075365120.
The previous prime is 130371316723. The next prime is 130371316739. The reversal of 130371316725 is 527613173031.
It is a happy number.
It is not a de Polignac number, because 130371316725 - 21 = 130371316723 is a prime.
It is a super-2 number, since 2×1303713167252 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130371316723) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 472411 + ... + 695639.
It is an arithmetic number, because the mean of its divisors is an integer number (4844091000).
Almost surely, 2130371316725 is an apocalyptic number.
130371316725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
130371316725 is a deficient number, since it is larger than the sum of its proper divisors (102145051275).
130371316725 is a wasteful number, since it uses less digits than its factorization.
130371316725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223854 (or 223849 counting only the distinct ones).
The product of its (nonzero) digits is 79380, while the sum is 39.
Adding to 130371316725 its reverse (527613173031), we get a palindrome (657984489756).
The spelling of 130371316725 in words is "one hundred thirty billion, three hundred seventy-one million, three hundred sixteen thousand, seven hundred twenty-five".
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