Base | Representation |
---|---|
bin | 10111111001101… |
… | …111101010110111 |
3 | 1000221120121000022 |
4 | 113321233222313 |
5 | 1310124412211 |
6 | 103443035355 |
7 | 12636362240 |
oct | 2771575267 |
9 | 1027517008 |
10 | 401013431 |
11 | 1963a8365 |
12 | b236bb5b |
13 | 65107970 |
14 | 3b389cc7 |
15 | 25313bdb |
hex | 17e6fab7 |
401013431 has 8 divisors (see below), whose sum is σ = 493555104. Its totient is φ = 317285280.
The previous prime is 401013407. The next prime is 401013461. The reversal of 401013431 is 134310104.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 401013431 - 210 = 401012407 is a prime.
It is a super-2 number, since 2×4010134312 = 321623543684783522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (401013461) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2203280 + ... + 2203461.
It is an arithmetic number, because the mean of its divisors is an integer number (61694388).
Almost surely, 2401013431 is an apocalyptic number.
401013431 is a deficient number, since it is larger than the sum of its proper divisors (92541673).
401013431 is a wasteful number, since it uses less digits than its factorization.
401013431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4406761.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 401013431 is about 20025.3197477593. The cubic root of 401013431 is about 737.4280269129.
Adding to 401013431 its reverse (134310104), we get a palindrome (535323535).
The spelling of 401013431 in words is "four hundred one million, thirteen thousand, four hundred thirty-one".
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