Base | Representation |
---|---|
bin | 1000011010000… |
… | …11100100011111 |
3 | 11220201100211120 |
4 | 10031003210133 |
5 | 121024000414 |
6 | 10555422023 |
7 | 1514335533 |
oct | 415034437 |
9 | 156640746 |
10 | 70531359 |
11 | 368a4288 |
12 | 1b754913 |
13 | 117c6642 |
14 | 951dbc3 |
15 | 62d32a9 |
hex | 434391f |
70531359 has 16 divisors (see below), whose sum is σ = 95676672. Its totient is φ = 46208448.
The previous prime is 70531339. The next prime is 70531381. The reversal of 70531359 is 95313507.
It is not a de Polignac number, because 70531359 - 220 = 69482783 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70531339) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96654 + ... + 97380.
It is an arithmetic number, because the mean of its divisors is an integer number (5979792).
Almost surely, 270531359 is an apocalyptic number.
70531359 is a deficient number, since it is larger than the sum of its proper divisors (25145313).
70531359 is a wasteful number, since it uses less digits than its factorization.
70531359 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1246.
The product of its (nonzero) digits is 14175, while the sum is 33.
The square root of 70531359 is about 8398.2950055353. The cubic root of 70531359 is about 413.1687034420.
The spelling of 70531359 in words is "seventy million, five hundred thirty-one thousand, three hundred fifty-nine".
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