Base | Representation |
---|---|
bin | 11001101110001101… |
… | …11100000000000000 |
3 | 1022122101221121222021 |
4 | 30313012330000000 |
5 | 211240210424032 |
6 | 10202144451224 |
7 | 666132351610 |
oct | 146706740000 |
9 | 38571847867 |
10 | 13809467392 |
11 | 59470a2276 |
12 | 2814919b14 |
13 | 13c0cbaba6 |
14 | 95007aa40 |
15 | 55c549097 |
hex | 3371bc000 |
13809467392 has 90 divisors (see below), whose sum is σ = 31654756952. Its totient is φ = 5901287424.
The previous prime is 13809467377. The next prime is 13809467393. The reversal of 13809467392 is 29376490831.
It is a super-2 number, since 2×138094673922 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13809467393) 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 5 ways as a sum of consecutive naturals, for example, 39796563 + ... + 39796909.
Almost surely, 213809467392 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13809467392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15827378476).
13809467392 is an abundant number, since it is smaller than the sum of its proper divisors (17845289560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13809467392 is an frugal number, since it uses more digits than its factorization.
13809467392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 729 (or 356 counting only the distinct ones).
The product of its (nonzero) digits is 1959552, while the sum is 52.
The spelling of 13809467392 in words is "thirteen billion, eight hundred nine million, four hundred sixty-seven thousand, three hundred ninety-two".
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