Base | Representation |
---|---|
bin | 101111101000110011… |
… | …101100010111000111 |
3 | 11220000202200220100112 |
4 | 233220303230113013 |
5 | 1314224012133130 |
6 | 35255340503235 |
7 | 3460362056642 |
oct | 575063542707 |
9 | 156022626315 |
10 | 51150505415 |
11 | 1a769143879 |
12 | 9ab624ab1b |
13 | 4a92224b69 |
14 | 2693458a59 |
15 | 14e58a5495 |
hex | be8cec5c7 |
51150505415 has 16 divisors (see below), whose sum is σ = 62317012608. Its totient is φ = 40297856256.
The previous prime is 51150505411. The next prime is 51150505459. The reversal of 51150505415 is 51450505115.
It is a cyclic number.
It is not a de Polignac number, because 51150505415 - 22 = 51150505411 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51150505411) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131042 + ... + 345648.
It is an arithmetic number, because the mean of its divisors is an integer number (3894813288).
Almost surely, 251150505415 is an apocalyptic number.
51150505415 is a deficient number, since it is larger than the sum of its proper divisors (11166507193).
51150505415 is a wasteful number, since it uses less digits than its factorization.
51150505415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 215338.
The product of its (nonzero) digits is 12500, while the sum is 32.
The spelling of 51150505415 in words is "fifty-one billion, one hundred fifty million, five hundred five thousand, four hundred fifteen".
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