Base | Representation |
---|---|
bin | 10110010000111101… |
… | …10000000011010100 |
3 | 1010212001111121120110 |
4 | 23020132300003110 |
5 | 143440040021212 |
6 | 5254043403020 |
7 | 602134361121 |
oct | 131036600324 |
9 | 33761447513 |
10 | 11953438932 |
11 | 508444a656 |
12 | 2397223470 |
13 | 11866117b6 |
14 | 81577b748 |
15 | 49e624a3c |
hex | 2c87b00d4 |
11953438932 has 12 divisors (see below), whose sum is σ = 27891357536. Its totient is φ = 3984479640.
The previous prime is 11953438927. The next prime is 11953438933. The reversal of 11953438932 is 23983435911.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11953438933) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498059944 + ... + 498059967.
Almost surely, 211953438932 is an apocalyptic number.
11953438932 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11953438932 is an abundant number, since it is smaller than the sum of its proper divisors (15937918604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11953438932 is a wasteful number, since it uses less digits than its factorization.
11953438932 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 996119918 (or 996119916 counting only the distinct ones).
The product of its digits is 699840, while the sum is 48.
The spelling of 11953438932 in words is "eleven billion, nine hundred fifty-three million, four hundred thirty-eight thousand, nine hundred thirty-two".
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