Base | Representation |
---|---|
bin | 10111110000100000… |
… | …10000110001010100 |
3 | 1012220220200110011020 |
4 | 23320100100301110 |
5 | 202110231302111 |
6 | 5505354441140 |
7 | 631036155600 |
oct | 137020206124 |
9 | 35826613136 |
10 | 12754947156 |
11 | 5455920646 |
12 | 257b7331b0 |
13 | 12836a2013 |
14 | 88ddba500 |
15 | 4e9b98906 |
hex | 2f8410c54 |
12754947156 has 72 divisors (see below), whose sum is σ = 35814431520. Its totient is φ = 3518601408.
The previous prime is 12754947131. The next prime is 12754947173. The reversal of 12754947156 is 65174945721.
It is a super-3 number, since 3×127549471563 (a number of 31 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12754947099 and 12754947108.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 356950 + ... + 391053.
It is an arithmetic number, because the mean of its divisors is an integer number (497422660).
Almost surely, 212754947156 is an apocalyptic number.
It is an amenable number.
12754947156 is an abundant number, since it is smaller than the sum of its proper divisors (23059484364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12754947156 is a wasteful number, since it uses less digits than its factorization.
12754947156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 748053 (or 748044 counting only the distinct ones).
The product of its digits is 2116800, while the sum is 51.
The spelling of 12754947156 in words is "twelve billion, seven hundred fifty-four million, nine hundred forty-seven thousand, one hundred fifty-six".
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