Base | Representation |
---|---|
bin | 1011110001110110100000… |
… | …1101011010000011011000 |
3 | 1200212002222122222221011222 |
4 | 2330131220031122003120 |
5 | 3144142300113224423 |
6 | 43313350330311212 |
7 | 2504453463644561 |
oct | 274355015320330 |
9 | 50762878887158 |
10 | 12951074742488 |
11 | 414357a070683 |
12 | 1552008888508 |
13 | 72c386794bbc |
14 | 32ab9a33b168 |
15 | 176d493393c8 |
hex | bc76835a0d8 |
12951074742488 has 32 divisors (see below), whose sum is σ = 24875801213760. Its totient is φ = 6317531070720.
The previous prime is 12951074742449. The next prime is 12951074742533. The reversal of 12951074742488 is 88424747015921.
It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 12951074742488.
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, 48414881 + ... + 48681647.
It is an arithmetic number, because the mean of its divisors is an integer number (777368787930).
Almost surely, 212951074742488 is an apocalyptic number.
It is an amenable number.
12951074742488 is a deficient number, since it is larger than the sum of its proper divisors (11924726471272).
12951074742488 is a wasteful number, since it uses less digits than its factorization.
12951074742488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 414827 (or 414823 counting only the distinct ones).
The product of its (nonzero) digits is 36126720, while the sum is 62.
The spelling of 12951074742488 in words is "twelve trillion, nine hundred fifty-one billion, seventy-four million, seven hundred forty-two thousand, four hundred eighty-eight".
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