Base | Representation |
---|---|
bin | 1000011000111… |
… | …01011011011001 |
3 | 11220102102112021 |
4 | 10030131123121 |
5 | 121004001004 |
6 | 10552214441 |
7 | 1513115206 |
oct | 414353331 |
9 | 156372467 |
10 | 70375129 |
11 | 367a7970 |
12 | 1b69a421 |
13 | 117704b6 |
14 | 94bccad |
15 | 62a1d54 |
hex | 431d6d9 |
70375129 has 16 divisors (see below), whose sum is σ = 78382080. Its totient is φ = 62650000.
The previous prime is 70375127. The next prime is 70375169. The reversal of 70375129 is 92157307.
It is a cyclic number.
It is not a de Polignac number, because 70375129 - 21 = 70375127 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 70375094 and 70375103.
It is not an unprimeable number, because it can be changed into a prime (70375127) 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, 195852 + ... + 196210.
It is an arithmetic number, because the mean of its divisors is an integer number (4898880).
Almost surely, 270375129 is an apocalyptic number.
It is an amenable number.
70375129 is a deficient number, since it is larger than the sum of its proper divisors (8006951).
70375129 is a wasteful number, since it uses less digits than its factorization.
70375129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 692.
The product of its (nonzero) digits is 13230, while the sum is 34.
The square root of 70375129 is about 8388.9885564352. The cubic root of 70375129 is about 412.8634157608.
The spelling of 70375129 in words is "seventy million, three hundred seventy-five thousand, one hundred twenty-nine".
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