Base | Representation |
---|---|
bin | 10000110001101… |
… | …10100111010000 |
3 | 100210210222012220 |
4 | 20120312213100 |
5 | 242011423010 |
6 | 21544221040 |
7 | 3326131641 |
oct | 1030664720 |
9 | 323728186 |
10 | 140732880 |
11 | 72492772 |
12 | 3b16a780 |
13 | 23205ac2 |
14 | 149956c8 |
15 | c54d970 |
hex | 86369d0 |
140732880 has 40 divisors (see below), whose sum is σ = 436272672. Its totient is φ = 37528704.
The previous prime is 140732827. The next prime is 140732909. The reversal of 140732880 is 88237041.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292954 + ... + 293433.
Almost surely, 2140732880 is an apocalyptic number.
140732880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140732880 is an abundant number, since it is smaller than the sum of its proper divisors (295539792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140732880 is a wasteful number, since it uses less digits than its factorization.
140732880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 586403 (or 586397 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 140732880 is about 11863.0889737876. The cubic root of 140732880 is about 520.1538992207.
The spelling of 140732880 in words is "one hundred forty million, seven hundred thirty-two thousand, eight hundred eighty".
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