Base | Representation |
---|---|
bin | 1000001100111001101… |
… | …1000001001101100100 |
3 | 111110200201020111001020 |
4 | 2003032123001031210 |
5 | 4302031422032240 |
6 | 144421325531140 |
7 | 13115454311205 |
oct | 2031633011544 |
9 | 443621214036 |
10 | 140902142820 |
11 | 5483564a41a |
12 | 23383a13ab0 |
13 | 10396758b0a |
14 | 6b693855ac |
15 | 39ea0230d0 |
hex | 20ce6c1364 |
140902142820 has 96 divisors (see below), whose sum is σ = 413721544320. Its totient is φ = 35781258240.
The previous prime is 140902142813. The next prime is 140902142837. The reversal of 140902142820 is 28241209041.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 427626 + ... + 681665.
It is an arithmetic number, because the mean of its divisors is an integer number (4309599420).
Almost surely, 2140902142820 is an apocalyptic number.
140902142820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140902142820 is an abundant number, since it is smaller than the sum of its proper divisors (272819401500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140902142820 is a wasteful number, since it uses less digits than its factorization.
140902142820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1109405 (or 1109403 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 33.
The spelling of 140902142820 in words is "one hundred forty billion, nine hundred two million, one hundred forty-two thousand, eight hundred twenty".
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