Base | Representation |
---|---|
bin | 1000001011110011010… |
… | …1011101110100010000 |
3 | 111102221011001000221221 |
4 | 2002330311131310100 |
5 | 4300430403221330 |
6 | 144332145454424 |
7 | 13105242336604 |
oct | 2027465356420 |
9 | 442834030857 |
10 | 140607085840 |
11 | 546a4041781 |
12 | 23301041414 |
13 | 1034a59bba0 |
14 | 6b3c0db504 |
15 | 39ce18db7a |
hex | 20bcd5dd10 |
140607085840 has 40 divisors (see below), whose sum is σ = 352058513688. Its totient is φ = 51916462080.
The previous prime is 140607085793. The next prime is 140607085921. The reversal of 140607085840 is 48580706041.
It can be written as a sum of positive squares in 4 ways, for example, as 85264 + 140607000576 = 292^2 + 374976^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
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, 67598521 + ... + 67600600.
Almost surely, 2140607085840 is an apocalyptic number.
140607085840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140607085840 is an abundant number, since it is smaller than the sum of its proper divisors (211451427848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140607085840 is a wasteful number, since it uses less digits than its factorization.
140607085840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135199147 (or 135199141 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 43.
The spelling of 140607085840 in words is "one hundred forty billion, six hundred seven million, eighty-five thousand, eight hundred forty".
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