Base | Representation |
---|---|
bin | 100101011111010011… |
… | …010100100011110011 |
3 | 10211220100021001201011 |
4 | 211133103110203303 |
5 | 1124414410344011 |
6 | 30254154251351 |
7 | 2623344002164 |
oct | 453723244363 |
9 | 124810231634 |
10 | 40253606131 |
11 | 16087125092 |
12 | 7974a26b57 |
13 | 3a4678846b |
14 | 1d3c14576b |
15 | 10a8dce621 |
hex | 95f4d48f3 |
40253606131 has 4 divisors (see below), whose sum is σ = 42372217000. Its totient is φ = 38134995264.
The previous prime is 40253606117. The next prime is 40253606143. The reversal of 40253606131 is 13160635204.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 40253606131 - 225 = 40220051699 is a prime.
It is a super-3 number, since 3×402536061313 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 40253606093 and 40253606102.
It is not an unprimeable number, because it can be changed into a prime (40253606161) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1059305406 + ... + 1059305443.
It is an arithmetic number, because the mean of its divisors is an integer number (10593054250).
Almost surely, 240253606131 is an apocalyptic number.
40253606131 is a deficient number, since it is larger than the sum of its proper divisors (2118610869).
40253606131 is a wasteful number, since it uses less digits than its factorization.
40253606131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2118610868.
The product of its (nonzero) digits is 12960, while the sum is 31.
The spelling of 40253606131 in words is "forty billion, two hundred fifty-three million, six hundred six thousand, one hundred thirty-one".
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