Base | Representation |
---|---|
bin | 11000001100010010… |
… | …11011000111010000 |
3 | 1020112011021120022012 |
4 | 30012021123013100 |
5 | 203044414114121 |
6 | 5544442402052 |
7 | 636566323550 |
oct | 140611330720 |
9 | 36464246265 |
10 | 12988035536 |
11 | 5565453373 |
12 | 2625800328 |
13 | 12bca72c38 |
14 | 8b2d33160 |
15 | 51038bc5b |
hex | 30625b1d0 |
12988035536 has 40 divisors (see below), whose sum is σ = 28807382400. Its totient is φ = 5556979584.
The previous prime is 12988035509. The next prime is 12988035583. The reversal of 12988035536 is 63553088921.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29711 + ... + 163886.
It is an arithmetic number, because the mean of its divisors is an integer number (720184560).
Almost surely, 212988035536 is an apocalyptic number.
12988035536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12988035536 is an abundant number, since it is smaller than the sum of its proper divisors (15819346864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12988035536 is a wasteful number, since it uses less digits than its factorization.
12988035536 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194211 (or 194205 counting only the distinct ones).
The product of its (nonzero) digits is 1555200, while the sum is 50.
The spelling of 12988035536 in words is "twelve billion, nine hundred eighty-eight million, thirty-five thousand, five hundred thirty-six".
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