Base | Representation |
---|---|
bin | 1100101000010111011011… |
… | …1101101000110101011100 |
3 | 1211011122101110210110111002 |
4 | 3022011312331220311130 |
5 | 3310013324013400000 |
6 | 45311515323445432 |
7 | 2632230203650532 |
oct | 312056675506534 |
9 | 54148343713432 |
10 | 13887625137500 |
11 | 44747883821a4 |
12 | 1683621686878 |
13 | 79979c73007a |
14 | 360243ad0152 |
15 | 1913b05978d5 |
hex | ca176f68d5c |
13887625137500 has 72 divisors (see below), whose sum is σ = 30646063932624. Its totient is φ = 5505889760000.
The previous prime is 13887625137497. The next prime is 13887625137541. The reversal of 13887625137500 is 573152678831.
It is a super-2 number, since 2×138876251375002 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3503474 + ... + 6328473.
It is an arithmetic number, because the mean of its divisors is an integer number (425639776842).
Almost surely, 213887625137500 is an apocalyptic number.
13887625137500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13887625137500 is an abundant number, since it is smaller than the sum of its proper divisors (16758438795124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13887625137500 is an equidigital number, since it uses as much as digits as its factorization.
13887625137500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9832089 (or 9832067 counting only the distinct ones).
The product of its (nonzero) digits is 8467200, while the sum is 56.
The spelling of 13887625137500 in words is "thirteen trillion, eight hundred eighty-seven billion, six hundred twenty-five million, one hundred thirty-seven thousand, five hundred".
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