Base | Representation |
---|---|
bin | 1001001001010111010… |
… | …0111011100110101001 |
3 | 120000120211112020020120 |
4 | 2102111310323212221 |
5 | 10033301410102330 |
6 | 200104034513453 |
7 | 14231614146000 |
oct | 2222564734651 |
9 | 500524466216 |
10 | 157132503465 |
11 | 60704224613 |
12 | 26553435889 |
13 | 11a82169502 |
14 | 7868b5dc37 |
15 | 4149d6dc10 |
hex | 2495d3b9a9 |
157132503465 has 32 divisors (see below), whose sum is σ = 293191852800. Its totient is φ = 71831999232.
The previous prime is 157132503427. The next prime is 157132503467. The reversal of 157132503465 is 564305231751.
It is not a de Polignac number, because 157132503465 - 26 = 157132503401 is a prime.
It is not an unprimeable number, because it can be changed into a prime (157132503467) 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, 15265264 + ... + 15275553.
It is an arithmetic number, because the mean of its divisors is an integer number (9162245400).
Almost surely, 2157132503465 is an apocalyptic number.
157132503465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
157132503465 is a deficient number, since it is larger than the sum of its proper divisors (136059349335).
157132503465 is an equidigital number, since it uses as much as digits as its factorization.
157132503465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30540846 (or 30540832 counting only the distinct ones).
The product of its (nonzero) digits is 378000, while the sum is 42.
The spelling of 157132503465 in words is "one hundred fifty-seven billion, one hundred thirty-two million, five hundred three thousand, four hundred sixty-five".
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