Base | Representation |
---|---|
bin | 1011011000011001100011… |
… | …1000101100101000011010 |
3 | 1122022022022120022220120200 |
4 | 2312012120320230220122 |
5 | 3120011233002423304 |
6 | 42340432412403030 |
7 | 2431043514124620 |
oct | 266063070545032 |
9 | 48268276286520 |
10 | 12513804732954 |
11 | 3a950905a0508 |
12 | 14a1313a76476 |
13 | 6ca07b85b5a5 |
14 | 3139583a9510 |
15 | 16a7a5964e39 |
hex | b6198e2ca1a |
12513804732954 has 96 divisors (see below), whose sum is σ = 32816541139200. Its totient is φ = 3364314379776.
The previous prime is 12513804732901. The next prime is 12513804732959. The reversal of 12513804732954 is 45923740831521.
12513804732954 is a `hidden beast` number, since 1 + 2 + 5 + 1 + 3 + 80 + 473 + 2 + 95 + 4 = 666.
It is a super-2 number, since 2×125138047329542 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12513804732954.
It is not an unprimeable number, because it can be changed into a prime (12513804732959) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9101827 + ... + 10386089.
It is an arithmetic number, because the mean of its divisors is an integer number (341838970200).
Almost surely, 212513804732954 is an apocalyptic number.
12513804732954 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12513804732954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16408270569600).
12513804732954 is an abundant number, since it is smaller than the sum of its proper divisors (20302736406246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12513804732954 is a wasteful number, since it uses less digits than its factorization.
12513804732954 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1288844 (or 1288841 counting only the distinct ones).
The product of its (nonzero) digits is 7257600, while the sum is 54.
The spelling of 12513804732954 in words is "twelve trillion, five hundred thirteen billion, eight hundred four million, seven hundred thirty-two thousand, nine hundred fifty-four".
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