Base | Representation |
---|---|
bin | 1000001100111010011… |
… | …1101011101011011000 |
3 | 111110200221111010202220 |
4 | 2003032213223223120 |
5 | 4302033244244423 |
6 | 144421525024040 |
7 | 13115524445430 |
oct | 2031647535330 |
9 | 443627433686 |
10 | 140905462488 |
11 | 5483750754a |
12 | 23384b55020 |
13 | 1039734bb0b |
14 | 6b699ab2c0 |
15 | 39ea47b9e3 |
hex | 20ce9ebad8 |
140905462488 has 64 divisors (see below), whose sum is σ = 420090831360. Its totient is φ = 38508324096.
The previous prime is 140905462463. The next prime is 140905462493. The reversal of 140905462488 is 884264509041.
It is a self number, because there is not a number n which added to its sum of digits gives 140905462488.
It is a congruent number.
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, 18229245 + ... + 18236972.
It is an arithmetic number, because the mean of its divisors is an integer number (6563919240).
Almost surely, 2140905462488 is an apocalyptic number.
It is an amenable number.
140905462488 is an abundant number, since it is smaller than the sum of its proper divisors (279185368872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140905462488 is a wasteful number, since it uses less digits than its factorization.
140905462488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36466256 (or 36466252 counting only the distinct ones).
The product of its (nonzero) digits is 2211840, while the sum is 51.
The spelling of 140905462488 in words is "one hundred forty billion, nine hundred five million, four hundred sixty-two thousand, four hundred eighty-eight".
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