Base | Representation |
---|---|
bin | 1000011101010… |
… | …11100000001110 |
3 | 11221111222210122 |
4 | 10032223200032 |
5 | 121131111240 |
6 | 11012504542 |
7 | 1521060632 |
oct | 416534016 |
9 | 157458718 |
10 | 70957070 |
11 | 37065108 |
12 | 1b91b152 |
13 | 11915342 |
14 | 95d0dc2 |
15 | 63694b5 |
hex | 43ab80e |
70957070 has 16 divisors (see below), whose sum is σ = 133276320. Its totient is φ = 27148704.
The previous prime is 70957069. The next prime is 70957097. The reversal of 70957070 is 7075907.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 70957070.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154025 + ... + 154484.
It is an arithmetic number, because the mean of its divisors is an integer number (8329770).
Almost surely, 270957070 is an apocalyptic number.
70957070 is a deficient number, since it is larger than the sum of its proper divisors (62319250).
70957070 is a wasteful number, since it uses less digits than its factorization.
70957070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 308539.
The product of its (nonzero) digits is 15435, while the sum is 35.
The square root of 70957070 is about 8423.6019611565. The cubic root of 70957070 is about 413.9983002256.
The spelling of 70957070 in words is "seventy million, nine hundred fifty-seven thousand, seventy".
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