Base | Representation |
---|---|
bin | 111010010001100111… |
… | …1001010111100101011 |
3 | 102222000120211102202000 |
4 | 1310203033022330223 |
5 | 4022244134344042 |
6 | 133254012342043 |
7 | 12020133625206 |
oct | 1644317127453 |
9 | 388016742660 |
10 | 125145231147 |
11 | 4908a247472 |
12 | 20306a74923 |
13 | ba55165341 |
14 | 60b281093d |
15 | 33c6a4874c |
hex | 1d233caf2b |
125145231147 has 32 divisors (see below), whose sum is σ = 196286476800. Its totient is φ = 78582164256.
The previous prime is 125145231083. The next prime is 125145231209. The reversal of 125145231147 is 741132541521.
125145231147 is a `hidden beast` number, since 1 + 2 + 5 + 14 + 523 + 114 + 7 = 666.
It is not a de Polignac number, because 125145231147 - 26 = 125145231083 is a prime.
It is a super-3 number, since 3×1251452311473 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (125145231347) 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, 616303 + ... + 793800.
It is an arithmetic number, because the mean of its divisors is an integer number (6133952400).
Almost surely, 2125145231147 is an apocalyptic number.
125145231147 is a deficient number, since it is larger than the sum of its proper divisors (71141245653).
125145231147 is a wasteful number, since it uses less digits than its factorization.
125145231147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1410304 (or 1410298 counting only the distinct ones).
The product of its digits is 33600, while the sum is 36.
Adding to 125145231147 its reverse (741132541521), we get a palindrome (866277772668).
The spelling of 125145231147 in words is "one hundred twenty-five billion, one hundred forty-five million, two hundred thirty-one thousand, one hundred forty-seven".
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