Base | Representation |
---|---|
bin | 100101101000011111… |
… | …111111111000101101 |
3 | 10212022002122020101202 |
4 | 211220133333320231 |
5 | 1130223412034034 |
6 | 30321350015245 |
7 | 2630226455246 |
oct | 455037777055 |
9 | 125262566352 |
10 | 40407924269 |
11 | 16156246639 |
12 | 79b8647525 |
13 | 3a6c73997b |
14 | 1d54835ccd |
15 | 10b771347e |
hex | 9687ffe2d |
40407924269 has 8 divisors (see below), whose sum is σ = 40919643000. Its totient is φ = 39897487872.
The previous prime is 40407924259. The next prime is 40407924281. The reversal of 40407924269 is 96242970404.
It can be written as a sum of positive squares in 4 ways, for example, as 3096366025 + 37311558244 = 55645^2 + 193162^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40407924269 - 224 = 40391147053 is a prime.
It is a super-2 number, since 2×404079242692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40407924229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257084 + ... + 383285.
It is an arithmetic number, because the mean of its divisors is an integer number (5114955375).
Almost surely, 240407924269 is an apocalyptic number.
It is an amenable number.
40407924269 is a deficient number, since it is larger than the sum of its proper divisors (511718731).
40407924269 is an equidigital number, since it uses as much as digits as its factorization.
40407924269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 641167.
The product of its (nonzero) digits is 870912, while the sum is 47.
The spelling of 40407924269 in words is "forty billion, four hundred seven million, nine hundred twenty-four thousand, two hundred sixty-nine".
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