Base | Representation |
---|---|
bin | 10000101111100… |
… | …10001111110011 |
3 | 100210021202002110 |
4 | 20113302033303 |
5 | 241423442401 |
6 | 21534220403 |
7 | 3323554350 |
oct | 1027621763 |
9 | 323252073 |
10 | 140452851 |
11 | 72311340 |
12 | 3b054703 |
13 | 231384c6 |
14 | 14921627 |
15 | c4e59d6 |
hex | 85f23f3 |
140452851 has 32 divisors (see below), whose sum is σ = 239804928. Its totient is φ = 70986240.
The previous prime is 140452843. The next prime is 140452853. The reversal of 140452851 is 158254041.
It is not a de Polignac number, because 140452851 - 23 = 140452843 is a prime.
It is not an unprimeable number, because it can be changed into a prime (140452853) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331 + ... + 16763.
It is an arithmetic number, because the mean of its divisors is an integer number (7493904).
Almost surely, 2140452851 is an apocalyptic number.
140452851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
140452851 is a deficient number, since it is larger than the sum of its proper divisors (99352077).
140452851 is a wasteful number, since it uses less digits than its factorization.
140452851 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16491.
The product of its (nonzero) digits is 6400, while the sum is 30.
The square root of 140452851 is about 11851.2805637197. The cubic root of 140452851 is about 519.8086709818.
The spelling of 140452851 in words is "one hundred forty million, four hundred fifty-two thousand, eight hundred fifty-one".
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