Base | Representation |
---|---|
bin | 111111111011111110… |
… | …0100000000011100101 |
3 | 111010101221100122222222 |
4 | 1333313330200003211 |
5 | 4222144234142334 |
6 | 143024305202125 |
7 | 12630342125516 |
oct | 1776774400345 |
9 | 433357318888 |
10 | 137303818469 |
11 | 53259476044 |
12 | 2273a930345 |
13 | cc421145cc |
14 | 6907510a0d |
15 | 3889192d2e |
hex | 1ff7f200e5 |
137303818469 has 2 divisors, whose sum is σ = 137303818470. Its totient is φ = 137303818468.
The previous prime is 137303818439. The next prime is 137303818489. The reversal of 137303818469 is 964818303731.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 89004965569 + 48298852900 = 298337^2 + 219770^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-137303818469 is a prime.
It is a super-2 number, since 2×1373038184692 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 137303818469.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (137303818429) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68651909234 + 68651909235.
It is an arithmetic number, because the mean of its divisors is an integer number (68651909235).
Almost surely, 2137303818469 is an apocalyptic number.
It is an amenable number.
137303818469 is a deficient number, since it is larger than the sum of its proper divisors (1).
137303818469 is an equidigital number, since it uses as much as digits as its factorization.
137303818469 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2612736, while the sum is 53.
The spelling of 137303818469 in words is "one hundred thirty-seven billion, three hundred three million, eight hundred eighteen thousand, four hundred sixty-nine".
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