Base | Representation |
---|---|
bin | 11111101100001000110000… |
… | …000001011100000010000000 |
3 | 200021110212202202211012010000 |
4 | 133230020300001130002000 |
5 | 121231434332034013103 |
6 | 1212230501241040000 |
7 | 41233221224025531 |
oct | 3754106001340200 |
9 | 607425682735100 |
10 | 139372494438528 |
11 | 404545a774a26a |
12 | 1376b3a6486000 |
13 | 5c9ca01421040 |
14 | 265b944002688 |
15 | 111a5e9a22aa3 |
hex | 7ec23005c080 |
139372494438528 has 1280 divisors, whose sum is σ = 462473578828800. Its totient is φ = 41394266210304.
The previous prime is 139372494438521. The next prime is 139372494438547. The reversal of 139372494438528 is 825834494273931.
139372494438528 is a `hidden beast` number, since 1 + 3 + 9 + 3 + 7 + 2 + 4 + 94 + 4 + 3 + 8 + 528 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is not an unprimeable number, because it can be changed into a prime (139372494438521) by changing a digit.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 229608722001 + ... + 229608722607.
It is an arithmetic number, because the mean of its divisors is an integer number (361307483460).
Almost surely, 2139372494438528 is an apocalyptic number.
139372494438528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 139372494438528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231236789414400).
139372494438528 is an abundant number, since it is smaller than the sum of its proper divisors (323101084390272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139372494438528 is a wasteful number, since it uses less digits than its factorization.
139372494438528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1091 (or 1070 counting only the distinct ones).
The product of its digits is 1254113280, while the sum is 72.
The spelling of 139372494438528 in words is "one hundred thirty-nine trillion, three hundred seventy-two billion, four hundred ninety-four million, four hundred thirty-eight thousand, five hundred twenty-eight".
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