Base | Representation |
---|---|
bin | 101111111011011011… |
… | …0001000001000101101 |
3 | 100211200001201211221010 |
4 | 1133312312020020231 |
5 | 3141242430211140 |
6 | 115141113255433 |
7 | 10302410302665 |
oct | 1376666101055 |
9 | 324601654833 |
10 | 102925632045 |
11 | 3a717921825 |
12 | 17b45704579 |
13 | 9923986272 |
14 | 4da58291a5 |
15 | 2a25edd880 |
hex | 17f6d8822d |
102925632045 has 32 divisors (see below), whose sum is σ = 167167832832. Its totient is φ = 54066811392.
The previous prime is 102925632041. The next prime is 102925632059. The reversal of 102925632045 is 540236529201.
It is not a de Polignac number, because 102925632045 - 22 = 102925632041 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 102925631994 and 102925632012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102925632041) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 731419 + ... + 860711.
It is an arithmetic number, because the mean of its divisors is an integer number (5223994776).
Almost surely, 2102925632045 is an apocalyptic number.
102925632045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
102925632045 is a deficient number, since it is larger than the sum of its proper divisors (64242200787).
102925632045 is a wasteful number, since it uses less digits than its factorization.
102925632045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130101.
The product of its (nonzero) digits is 129600, while the sum is 39.
The spelling of 102925632045 in words is "one hundred two billion, nine hundred twenty-five million, six hundred thirty-two thousand, forty-five".
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