Base | Representation |
---|---|
bin | 101111100100000000… |
… | …110100100111100100 |
3 | 11212211011022220101210 |
4 | 233210000310213210 |
5 | 1314042413423103 |
6 | 35243344351420 |
7 | 3455364233130 |
oct | 574400644744 |
9 | 155734286353 |
10 | 51070061028 |
11 | 1a727799808 |
12 | 9a93315570 |
13 | 4a7b66a42c |
14 | 26868b83c0 |
15 | 14dd7b4e03 |
hex | be40349e4 |
51070061028 has 48 divisors (see below), whose sum is σ = 142108001280. Its totient is φ = 13957034784.
The previous prime is 51070061027. The next prime is 51070061071. The reversal of 51070061028 is 82016007015.
It is a super-2 number, since 2×510700610282 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 51070060986 and 51070061004.
It is not an unprimeable number, because it can be changed into a prime (51070061027) 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, 13214958 + ... + 13218821.
It is an arithmetic number, because the mean of its divisors is an integer number (2960583360).
Almost surely, 251070061028 is an apocalyptic number.
It is an amenable number.
51070061028 is an abundant number, since it is smaller than the sum of its proper divisors (91037940252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51070061028 is a wasteful number, since it uses less digits than its factorization.
51070061028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26433816 (or 26433814 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 30.
The spelling of 51070061028 in words is "fifty-one billion, seventy million, sixty-one thousand, twenty-eight".
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