Base | Representation |
---|---|
bin | 101111110001110001… |
… | …000011111010100111 |
3 | 11220102020112012001002 |
4 | 233301301003322213 |
5 | 1320031001413112 |
6 | 35322310223515 |
7 | 3464165456630 |
oct | 576161037247 |
9 | 156366465032 |
10 | 51300810407 |
11 | 1a835a74180 |
12 | 9b38654b9b |
13 | 4ab73cc822 |
14 | 26a93c2887 |
15 | 1503b951c2 |
hex | bf1c43ea7 |
51300810407 has 32 divisors (see below), whose sum is σ = 68596139520. Its totient is φ = 37156129920.
The previous prime is 51300810397. The next prime is 51300810469. The reversal of 51300810407 is 70401800315.
It is not a de Polignac number, because 51300810407 - 28 = 51300810151 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 51300810407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51300810007) 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, 253268 + ... + 408345.
It is an arithmetic number, because the mean of its divisors is an integer number (2143629360).
Almost surely, 251300810407 is an apocalyptic number.
51300810407 is a deficient number, since it is larger than the sum of its proper divisors (17295329113).
51300810407 is a wasteful number, since it uses less digits than its factorization.
51300810407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 661703.
The product of its (nonzero) digits is 3360, while the sum is 29.
The spelling of 51300810407 in words is "fifty-one billion, three hundred million, eight hundred ten thousand, four hundred seven".
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