Base | Representation |
---|---|
bin | 10000100111100… |
… | …10111111111111 |
3 | 100201022121221112 |
4 | 20103302333333 |
5 | 241142013414 |
6 | 21455552235 |
7 | 3311641310 |
oct | 1023627777 |
9 | 321277845 |
10 | 139407359 |
11 | 717678a3 |
12 | 3a82b67b |
13 | 22b60680 |
14 | 1472c607 |
15 | c38ad3e |
hex | 84f2fff |
139407359 has 16 divisors (see below), whose sum is σ = 171931200. Its totient is φ = 110073600.
The previous prime is 139407353. The next prime is 139407377. The reversal of 139407359 is 953704931.
It is a de Polignac number, because none of the positive numbers 2k-139407359 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139407353) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53417 + ... + 55965.
It is an arithmetic number, because the mean of its divisors is an integer number (10745700).
Almost surely, 2139407359 is an apocalyptic number.
139407359 is a deficient number, since it is larger than the sum of its proper divisors (32523841).
139407359 is a wasteful number, since it uses less digits than its factorization.
139407359 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3170.
The product of its (nonzero) digits is 102060, while the sum is 41.
The square root of 139407359 is about 11807.0893534351. The cubic root of 139407359 is about 518.5156870088.
The spelling of 139407359 in words is "one hundred thirty-nine million, four hundred seven thousand, three hundred fifty-nine".
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