Base | Representation |
---|---|
bin | 1000000111011000111… |
… | …1001100000000000000 |
3 | 111022212121022021022210 |
4 | 2001312033030000000 |
5 | 4241014144140042 |
6 | 144014435102120 |
7 | 13034010640200 |
oct | 2016617140000 |
9 | 438777267283 |
10 | 139422646272 |
11 | 541464a37a8 |
12 | 23030441940 |
13 | 101bc095180 |
14 | 6a68a9c400 |
15 | 39601c8a9c |
hex | 20763cc000 |
139422646272 has 720 divisors, whose sum is σ = 479869307232. Its totient is φ = 35672555520.
The previous prime is 139422646271. The next prime is 139422646291. The reversal of 139422646272 is 272646224931.
It is a Harshad number since it is a multiple of its sum of digits (48).
Its product of digits (1741824) is a multiple of the sum of its prime factors (192).
It is not an unprimeable number, because it can be changed into a prime (139422646271) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1909899228 + ... + 1909899300.
Almost surely, 2139422646272 is an apocalyptic number.
139422646272 is a gapful number since it is divisible by the number (12) 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 139422646272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239934653616).
139422646272 is an abundant number, since it is smaller than the sum of its proper divisors (340446660960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139422646272 is an equidigital number, since it uses as much as digits as its factorization.
139422646272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192 (or 159 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 48.
The spelling of 139422646272 in words is "one hundred thirty-nine billion, four hundred twenty-two million, six hundred forty-six thousand, two hundred seventy-two".
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