Base | Representation |
---|---|
bin | 10101101100001110… |
… | …00111110010101110 |
3 | 1010001120121020110110 |
4 | 22312013013302232 |
5 | 142322141123310 |
6 | 5203314120450 |
7 | 561403014156 |
oct | 126607076256 |
9 | 33046536413 |
10 | 11645254830 |
11 | 4a36496350 |
12 | 230bb80126 |
13 | 1137809841 |
14 | 7c6877766 |
15 | 48254ad20 |
hex | 2b61c7cae |
11645254830 has 64 divisors (see below), whose sum is σ = 32282903808. Its totient is φ = 2657026560.
The previous prime is 11645254823. The next prime is 11645254871. The reversal of 11645254830 is 3845254611.
It is a super-2 number, since 2×116452548302 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1032292 + ... + 1043511.
It is an arithmetic number, because the mean of its divisors is an integer number (504420372).
Almost surely, 211645254830 is an apocalyptic number.
11645254830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11645254830 is an abundant number, since it is smaller than the sum of its proper divisors (20637648978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11645254830 is a wasteful number, since it uses less digits than its factorization.
11645254830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2075841.
The product of its (nonzero) digits is 115200, while the sum is 39.
The spelling of 11645254830 in words is "eleven billion, six hundred forty-five million, two hundred fifty-four thousand, eight hundred thirty".
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