Base | Representation |
---|---|
bin | 1011000011110001101101… |
… | …1100111001101000111100 |
3 | 1121001102211100212212100221 |
4 | 2300330123130321220330 |
5 | 3043210140310212212 |
6 | 41510000402431124 |
7 | 2363332031644330 |
oct | 260743334715074 |
9 | 47042740785327 |
10 | 12159512975932 |
11 | 3968903093633 |
12 | 14447183624a4 |
13 | 6a2838a9868a |
14 | 3007489577c0 |
15 | 16146bc59807 |
hex | b0f1b739a3c |
12159512975932 has 48 divisors (see below), whose sum is σ = 24976917701568. Its totient is φ = 5070250045440.
The previous prime is 12159512975893. The next prime is 12159512975933. The reversal of 12159512975932 is 23957921595121.
It is a happy number.
It is a super-2 number, since 2×121595129759322 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12159512975933) 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, 49810332 + ... + 50053852.
It is an arithmetic number, because the mean of its divisors is an integer number (520352452116).
Almost surely, 212159512975932 is an apocalyptic number.
It is an amenable number.
12159512975932 is an abundant number, since it is smaller than the sum of its proper divisors (12817404725636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12159512975932 is a wasteful number, since it uses less digits than its factorization.
12159512975932 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 291766 (or 291764 counting only the distinct ones).
The product of its digits is 15309000, while the sum is 61.
The spelling of 12159512975932 in words is "twelve trillion, one hundred fifty-nine billion, five hundred twelve million, nine hundred seventy-five thousand, nine hundred thirty-two".
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