Base | Representation |
---|---|
bin | 1000001011001001100… |
… | …0101000001010011001 |
3 | 111102110221010020201200 |
4 | 2002302120220022121 |
5 | 4300101012111011 |
6 | 144302523504413 |
7 | 13101013132656 |
oct | 2026230501231 |
9 | 442427106650 |
10 | 140431753881 |
11 | 54614078231 |
12 | 23272388109 |
13 | 10320170973 |
14 | 6b22adac2d |
15 | 39bdaa8856 |
hex | 20b2628299 |
140431753881 has 12 divisors (see below), whose sum is σ = 202883369520. Its totient is φ = 93603860280.
The previous prime is 140431753877. The next prime is 140431753897. The reversal of 140431753881 is 188357134041.
140431753881 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 31 + 7 + 538 + 81 = 666.
It is not a de Polignac number, because 140431753881 - 22 = 140431753877 is a prime.
It is a super-2 number, since 2×1404317538812 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (140431753831) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1390935 + ... + 1488476.
It is an arithmetic number, because the mean of its divisors is an integer number (16906947460).
Almost surely, 2140431753881 is an apocalyptic number.
It is an amenable number.
140431753881 is a deficient number, since it is larger than the sum of its proper divisors (62451615639).
140431753881 is a wasteful number, since it uses less digits than its factorization.
140431753881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2884836 (or 2884833 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The spelling of 140431753881 in words is "one hundred forty billion, four hundred thirty-one million, seven hundred fifty-three thousand, eight hundred eighty-one".
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