Base | Representation |
---|---|
bin | 10000101011010… |
… | …11100001001111 |
3 | 100202020201002210 |
4 | 20111223201033 |
5 | 241303313012 |
6 | 21514321503 |
7 | 3316065441 |
oct | 1025534117 |
9 | 322221083 |
10 | 139901007 |
11 | 71a74774 |
12 | 3aa29293 |
13 | 22ca427c |
14 | 1481a491 |
15 | c43723c |
hex | 856b84f |
139901007 has 16 divisors (see below), whose sum is σ = 197759232. Its totient is φ = 87669120.
The previous prime is 139900997. The next prime is 139901011. The reversal of 139901007 is 700109931.
139901007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 139901007 - 24 = 139900991 is a prime.
It is a super-2 number, since 2×1399010072 = 39144583519228098, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139401007) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59382 + ... + 61692.
It is an arithmetic number, because the mean of its divisors is an integer number (12359952).
Almost surely, 2139901007 is an apocalyptic number.
139901007 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
139901007 is a deficient number, since it is larger than the sum of its proper divisors (57858225).
139901007 is a wasteful number, since it uses less digits than its factorization.
139901007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3518.
The product of its (nonzero) digits is 1701, while the sum is 30.
The square root of 139901007 is about 11827.9756086999. The cubic root of 139901007 is about 519.1269954780.
The spelling of 139901007 in words is "one hundred thirty-nine million, nine hundred one thousand, seven".
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