Base | Representation |
---|---|
bin | 100111100011001010… |
… | …0000111110011101100 |
3 | 22010020000200101012000 |
4 | 1033012110013303230 |
5 | 2342414433323002 |
6 | 103003401412300 |
7 | 6064453124544 |
oct | 1170624076354 |
9 | 263200611160 |
10 | 84931542252 |
11 | 33023706837 |
12 | 1456349a090 |
13 | 8016a44b5b |
14 | 4179ada324 |
15 | 232140161c |
hex | 13c6507cec |
84931542252 has 24 divisors (see below), whose sum is σ = 220192887600. Its totient is φ = 28310514048.
The previous prime is 84931542247. The next prime is 84931542337. The reversal of 84931542252 is 25224513948.
84931542252 is a `hidden beast` number, since 8 + 49 + 315 + 42 + 252 = 666.
It is a super-2 number, since 2×849315422522 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 84931542198 and 84931542207.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393201477 + ... + 393201692.
It is an arithmetic number, because the mean of its divisors is an integer number (9174703650).
Almost surely, 284931542252 is an apocalyptic number.
It is an amenable number.
84931542252 is an abundant number, since it is smaller than the sum of its proper divisors (135261345348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84931542252 is a wasteful number, since it uses less digits than its factorization.
84931542252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 786403182 (or 786403174 counting only the distinct ones).
The product of its digits is 691200, while the sum is 45.
The spelling of 84931542252 in words is "eighty-four billion, nine hundred thirty-one million, five hundred forty-two thousand, two hundred fifty-two".
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