Base | Representation |
---|---|
bin | 1000001000011011101… |
… | …0011110001100011100 |
3 | 111100121002202200022110 |
4 | 2002012322132030130 |
5 | 4242102310202234 |
6 | 144102311514020 |
7 | 13043646022515 |
oct | 2020672361434 |
9 | 440532680273 |
10 | 139702428444 |
11 | 5427a419237 |
12 | 230aa088910 |
13 | 10235034657 |
14 | 6a93ccba0c |
15 | 3979a421e9 |
hex | 2086e9e31c |
139702428444 has 24 divisors (see below), whose sum is σ = 340145043840. Its totient is φ = 44542803184.
The previous prime is 139702428443. The next prime is 139702428449. The reversal of 139702428444 is 444824207931.
139702428444 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1397024284442 (a number of 23 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 139702428393 and 139702428402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139702428443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253083834 + ... + 253084385.
It is an arithmetic number, because the mean of its divisors is an integer number (14172710160).
Almost surely, 2139702428444 is an apocalyptic number.
It is an amenable number.
139702428444 is an abundant number, since it is smaller than the sum of its proper divisors (200442615396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139702428444 is a wasteful number, since it uses less digits than its factorization.
139702428444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 506168249 (or 506168247 counting only the distinct ones).
The product of its (nonzero) digits is 1548288, while the sum is 48.
The spelling of 139702428444 in words is "one hundred thirty-nine billion, seven hundred two million, four hundred twenty-eight thousand, four hundred forty-four".
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