Base | Representation |
---|---|
bin | 1000001001110111011… |
… | …1000011100100111101 |
3 | 111101120221011201021222 |
4 | 2002131313003210331 |
5 | 4243344334041312 |
6 | 144204423203125 |
7 | 13056332220626 |
oct | 2023567034475 |
9 | 441527151258 |
10 | 140087408957 |
11 | 54457765851 |
12 | 23196ba64a5 |
13 | 10296a17782 |
14 | 6acd0a2a4d |
15 | 399d73a672 |
hex | 209ddc393d |
140087408957 has 16 divisors (see below), whose sum is σ = 149854924800. Its totient is φ = 130496416512.
The previous prime is 140087408933. The next prime is 140087409001. The reversal of 140087408957 is 759804780041.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-140087408957 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 140087408899 and 140087408908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140087401957) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549044 + ... + 762642.
It is an arithmetic number, because the mean of its divisors is an integer number (9365932800).
Almost surely, 2140087408957 is an apocalyptic number.
140087408957 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
140087408957 is a deficient number, since it is larger than the sum of its proper divisors (9767515843).
140087408957 is a wasteful number, since it uses less digits than its factorization.
140087408957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214012.
The product of its (nonzero) digits is 2257920, while the sum is 53.
The spelling of 140087408957 in words is "one hundred forty billion, eighty-seven million, four hundred eight thousand, nine hundred fifty-seven".
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