Base | Representation |
---|---|
bin | 100001111111011… |
… | …1011111101111111 |
3 | 2221111012001200120 |
4 | 1003332323331333 |
5 | 4313441301111 |
6 | 305102230023 |
7 | 40156462614 |
oct | 10376737577 |
9 | 2844161616 |
10 | 1140572031 |
11 | 535906715 |
12 | 279b85313 |
13 | 1523b79c1 |
14 | ab6a050b |
15 | 6a1ec406 |
hex | 43fbbf7f |
1140572031 has 8 divisors (see below), whose sum is σ = 1549456560. Its totient is φ = 746034432.
The previous prime is 1140572029. The next prime is 1140572039. The reversal of 1140572031 is 1302750411.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1140572031 - 21 = 1140572029 is a prime.
It is a super-2 number, since 2×11405720312 = 2601809115798929922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1140571992 and 1140572010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1140572039) 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, 3586546 + ... + 3586863.
It is an arithmetic number, because the mean of its divisors is an integer number (193682070).
Almost surely, 21140572031 is an apocalyptic number.
1140572031 is a deficient number, since it is larger than the sum of its proper divisors (408884529).
1140572031 is an equidigital number, since it uses as much as digits as its factorization.
1140572031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7173465.
The product of its (nonzero) digits is 840, while the sum is 24.
The square root of 1140572031 is about 33772.3560179032. The cubic root of 1140572031 is about 1044.8186252984.
It can be divided in two parts, 11405 and 72031, that added together give a triangular number (83436 = T408).
The spelling of 1140572031 in words is "one billion, one hundred forty million, five hundred seventy-two thousand, thirty-one".
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