Base | Representation |
---|---|
bin | 111001110100100… |
… | …110100111000001 |
3 | 2111121101201121021 |
4 | 321310212213001 |
5 | 3441320402240 |
6 | 240132225441 |
7 | 33016431325 |
oct | 7164464701 |
9 | 2447351537 |
10 | 970090945 |
11 | 45865575a |
12 | 230a6b281 |
13 | 125c97715 |
14 | 92ba3985 |
15 | 5a27454a |
hex | 39d269c1 |
970090945 has 16 divisors (see below), whose sum is σ = 1172034000. Its totient is φ = 770807808.
The previous prime is 970090937. The next prime is 970090973. The reversal of 970090945 is 549090079.
970090945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 20711601 + 949379344 = 4551^2 + 30812^2 .
It is a cyclic number.
It is not a de Polignac number, because 970090945 - 23 = 970090937 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 650761 + ... + 652249.
It is an arithmetic number, because the mean of its divisors is an integer number (73252125).
Almost surely, 2970090945 is an apocalyptic number.
It is an amenable number.
970090945 is a deficient number, since it is larger than the sum of its proper divisors (201943055).
970090945 is a wasteful number, since it uses less digits than its factorization.
970090945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2292.
The product of its (nonzero) digits is 102060, while the sum is 43.
The square root of 970090945 is about 31146.2830045577. The cubic root of 970090945 is about 989.9292351555.
The spelling of 970090945 in words is "nine hundred seventy million, ninety thousand, nine hundred forty-five".
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