Base | Representation |
---|---|
bin | 10000101100100… |
… | …00100111100101 |
3 | 100202112102112212 |
4 | 20112100213211 |
5 | 241323143330 |
6 | 21521453205 |
7 | 3320300453 |
oct | 1026204745 |
9 | 322472485 |
10 | 140052965 |
11 | 72068958 |
12 | 3aaa1205 |
13 | 230284a0 |
14 | 148599d3 |
15 | c467295 |
hex | 85909e5 |
140052965 has 24 divisors (see below), whose sum is σ = 183675240. Its totient is φ = 101910528.
The previous prime is 140052937. The next prime is 140052973. The reversal of 140052965 is 569250041.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 26481316 + 113571649 = 5146^2 + 10657^2 .
It is not a de Polignac number, because 140052965 - 28 = 140052709 is a prime.
It is a super-2 number, since 2×1400529652 = 39229666010582450, which contains 22 as substring.
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, 611471 + ... + 611699.
It is an arithmetic number, because the mean of its divisors is an integer number (7653135).
Almost surely, 2140052965 is an apocalyptic number.
It is an amenable number.
140052965 is a deficient number, since it is larger than the sum of its proper divisors (43622275).
140052965 is an equidigital number, since it uses as much as digits as its factorization.
140052965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 441 (or 344 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 32.
The square root of 140052965 is about 11834.3975343065. The cubic root of 140052965 is about 519.3148829888.
The spelling of 140052965 in words is "one hundred forty million, fifty-two thousand, nine hundred sixty-five".
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