Base | Representation |
---|---|
bin | 110101001010… |
… | …101101010000 |
3 | 222020002122021 |
4 | 311022231100 |
5 | 12031444423 |
6 | 1214421224 |
7 | 226316035 |
oct | 65125520 |
9 | 28202567 |
10 | 13937488 |
11 | 795a494 |
12 | 4801814 |
13 | 2b6cb46 |
14 | 1bcb38c |
15 | 135495d |
hex | d4ab50 |
13937488 has 40 divisors (see below), whose sum is σ = 28728320. Its totient is φ = 6549984.
The previous prime is 13937449. The next prime is 13937491. The reversal of 13937488 is 88473931.
It is a happy number.
Its product of digits (145152) is a multiple of the sum of its prime factors (192).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109681 + ... + 109807.
It is an arithmetic number, because the mean of its divisors is an integer number (718208).
Almost surely, 213937488 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 13937488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14364160).
13937488 is an abundant number, since it is smaller than the sum of its proper divisors (14790832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13937488 is an equidigital number, since it uses as much as digits as its factorization.
13937488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 192 (or 148 counting only the distinct ones).
The product of its digits is 145152, while the sum is 43.
The square root of 13937488 is about 3733.2945236078. The cubic root of 13937488 is about 240.6549701918.
The spelling of 13937488 in words is "thirteen million, nine hundred thirty-seven thousand, four hundred eighty-eight".
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