Base | Representation |
---|---|
bin | 100000111100011000… |
… | …0000011110000100101 |
3 | 20202121100211200110112 |
4 | 1001320300003300211 |
5 | 2124341301402330 |
6 | 52255554102405 |
7 | 5053064322245 |
oct | 1017060036045 |
9 | 222540750415 |
10 | 70745340965 |
11 | 2800399a842 |
12 | 1186457aa05 |
13 | 68959a0600 |
14 | 35d19d3b25 |
15 | 1c90c8c795 |
hex | 1078c03c25 |
70745340965 has 24 divisors (see below), whose sum is σ = 97334577288. Its totient is φ = 49169602560.
The previous prime is 70745340923. The next prime is 70745340973. The reversal of 70745340965 is 56904354707.
It can be written as a sum of positive squares in 12 ways, for example, as 17627076289 + 53118264676 = 132767^2 + 230474^2 .
It is not a de Polignac number, because 70745340965 - 28 = 70745340709 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2448056 + ... + 2476785.
It is an arithmetic number, because the mean of its divisors is an integer number (4055607387).
Almost surely, 270745340965 is an apocalyptic number.
It is an amenable number.
70745340965 is a deficient number, since it is larger than the sum of its proper divisors (26589236323).
70745340965 is a wasteful number, since it uses less digits than its factorization.
70745340965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4924889 (or 4924876 counting only the distinct ones).
The product of its (nonzero) digits is 3175200, while the sum is 50.
The spelling of 70745340965 in words is "seventy billion, seven hundred forty-five million, three hundred forty thousand, nine hundred sixty-five".
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