Base | Representation |
---|---|
bin | 110000001100010010… |
… | …1010000011100001100 |
3 | 100220010111202202221220 |
4 | 1200120211100130030 |
5 | 3143422324304311 |
6 | 115313212523340 |
7 | 10322422245153 |
oct | 1403045203414 |
9 | 326114682856 |
10 | 103491634956 |
11 | 3a98836a126 |
12 | 18083180550 |
13 | 99b400a728 |
14 | 501aa8259a |
15 | 2a5aa43206 |
hex | 181895070c |
103491634956 has 24 divisors (see below), whose sum is σ = 245084669760. Its totient is φ = 33982327632.
The previous prime is 103491634949. The next prime is 103491634957. The reversal of 103491634956 is 659436194301.
It is a super-2 number, since 2×1034916349562 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 103491634899 and 103491634908.
It is not an unprimeable number, because it can be changed into a prime (103491634957) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 64359666 + ... + 64361273.
It is an arithmetic number, because the mean of its divisors is an integer number (10211861240).
Almost surely, 2103491634956 is an apocalyptic number.
It is an amenable number.
103491634956 is an abundant number, since it is smaller than the sum of its proper divisors (141593034804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103491634956 is a wasteful number, since it uses less digits than its factorization.
103491634956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128721013 (or 128721011 counting only the distinct ones).
The product of its (nonzero) digits is 2099520, while the sum is 51.
The spelling of 103491634956 in words is "one hundred three billion, four hundred ninety-one million, six hundred thirty-four thousand, nine hundred fifty-six".
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