Base | Representation |
---|---|
bin | 1000010110110… |
… | …11111110000000 |
3 | 11212220210201212 |
4 | 10023123332000 |
5 | 120421411013 |
6 | 10542345252 |
7 | 1510620416 |
oct | 413337600 |
9 | 155823655 |
10 | 70107008 |
11 | 36634484 |
12 | 1b58b228 |
13 | 116a844a |
14 | 944d2b6 |
15 | 624c6a8 |
hex | 42dbf80 |
70107008 has 64 divisors (see below), whose sum is σ = 145815120. Its totient is φ = 33546240.
The previous prime is 70106977. The next prime is 70107019. The reversal of 70107008 is 80070107.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 535103 + ... + 535233.
Almost surely, 270107008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70107008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72907560).
70107008 is an abundant number, since it is smaller than the sum of its proper divisors (75708112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70107008 is a wasteful number, since it uses less digits than its factorization.
70107008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295 (or 283 counting only the distinct ones).
The product of its (nonzero) digits is 392, while the sum is 23.
The square root of 70107008 is about 8372.9927743908. The cubic root of 70107008 is about 412.3384280598.
The spelling of 70107008 in words is "seventy million, one hundred seven thousand, eight".
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