Base | Representation |
---|---|
bin | 100101111011011011000… |
… | …1011110111000100111110 |
3 | 200110100021121111121010200 |
4 | 1023312312023313010332 |
5 | 1140401410041030132 |
6 | 15030430123144330 |
7 | 1045421220665460 |
oct | 113666613670476 |
9 | 20410247447120 |
10 | 5212851892542 |
11 | 172a837aa3858 |
12 | 7023516750a6 |
13 | 2ba753b99788 |
14 | 14043667c130 |
15 | 908e90ddd7c |
hex | 4bdb62f713e |
5212851892542 has 48 divisors (see below), whose sum is σ = 12924210210912. Its totient is φ = 1487517485760.
The previous prime is 5212851892529. The next prime is 5212851892601. The reversal of 5212851892542 is 2452981582125.
5212851892542 is a `hidden beast` number, since 5 + 2 + 1 + 2 + 8 + 5 + 1 + 8 + 92 + 542 = 666.
It is a super-2 number, since 2×52128518925422 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25854309 + ... + 26055152.
It is an arithmetic number, because the mean of its divisors is an integer number (269254379394).
Almost surely, 25212851892542 is an apocalyptic number.
5212851892542 is an abundant number, since it is smaller than the sum of its proper divisors (7711358318370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5212851892542 is a wasteful number, since it uses less digits than its factorization.
5212851892542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51910273 (or 51910270 counting only the distinct ones).
The product of its digits is 4608000, while the sum is 54.
The spelling of 5212851892542 in words is "five trillion, two hundred twelve billion, eight hundred fifty-one million, eight hundred ninety-two thousand, five hundred forty-two".
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