Base | Representation |
---|---|
bin | 1000010110110… |
… | …10110001110111 |
3 | 11212220120001101 |
4 | 10023122301313 |
5 | 120421232020 |
6 | 10542310531 |
7 | 1510600255 |
oct | 413326167 |
9 | 155816041 |
10 | 70102135 |
11 | 36630854 |
12 | 1b588447 |
13 | 116a616c |
14 | 944b5d5 |
15 | 624b00a |
hex | 42dac77 |
70102135 has 16 divisors (see below), whose sum is σ = 92145600. Its totient is φ = 50960896.
The previous prime is 70102133. The next prime is 70102139. The reversal of 70102135 is 53120107.
It is a cyclic number.
It is not a de Polignac number, because 70102135 - 21 = 70102133 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70102133) 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, 11755 + ... + 16684.
It is an arithmetic number, because the mean of its divisors is an integer number (5759100).
Almost surely, 270102135 is an apocalyptic number.
70102135 is a deficient number, since it is larger than the sum of its proper divisors (22043465).
70102135 is a wasteful number, since it uses less digits than its factorization.
70102135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28490.
The product of its (nonzero) digits is 210, while the sum is 19.
The square root of 70102135 is about 8372.7017742184. The cubic root of 70102135 is about 412.3288742279.
The spelling of 70102135 in words is "seventy million, one hundred two thousand, one hundred thirty-five".
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