Base | Representation |
---|---|
bin | 101111111000000110… |
… | …011000000011100011 |
3 | 11220200122110021202100 |
4 | 233320012120003203 |
5 | 1320240201424334 |
6 | 35341023421443 |
7 | 3466625545023 |
oct | 577006300343 |
9 | 156618407670 |
10 | 51407061219 |
11 | 1a88aa44a68 |
12 | 9b68154883 |
13 | 4b03421527 |
14 | 26b955da83 |
15 | 150d181c99 |
hex | bf81980e3 |
51407061219 has 48 divisors (see below), whose sum is σ = 78630739200. Its totient is φ = 32273857728.
The previous prime is 51407061197. The next prime is 51407061313. The reversal of 51407061219 is 91216070415.
51407061219 is a `hidden beast` number, since 514 + 0 + 70 + 61 + 2 + 19 = 666.
It is not a de Polignac number, because 51407061219 - 28 = 51407060963 is a prime.
It is a super-2 number, since 2×514070612192 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (51407061919) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24630994 + ... + 24633080.
It is an arithmetic number, because the mean of its divisors is an integer number (1638140400).
Almost surely, 251407061219 is an apocalyptic number.
51407061219 is a deficient number, since it is larger than the sum of its proper divisors (27223677981).
51407061219 is a wasteful number, since it uses less digits than its factorization.
51407061219 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2904 (or 2901 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 36.
The spelling of 51407061219 in words is "fifty-one billion, four hundred seven million, sixty-one thousand, two hundred nineteen".
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