Base | Representation |
---|---|
bin | 1110111100101010… |
… | …0100100000111111 |
3 | 101100122021102101102 |
4 | 3233022210200333 |
5 | 31204201310011 |
6 | 1502054203315 |
7 | 201301622312 |
oct | 35712444077 |
9 | 11318242342 |
10 | 4012525631 |
11 | 1779a69994 |
12 | 93b95353b |
13 | 4bc3b8a2a |
14 | 2a0c94979 |
15 | 1873eb73b |
hex | ef2a483f |
4012525631 has 8 divisors (see below), whose sum is σ = 4081674240. Its totient is φ = 3943415128.
The previous prime is 4012525609. The next prime is 4012525633. The reversal of 4012525631 is 1365252104.
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 4012525631 - 218 = 4012263487 is a prime.
It is a super-2 number, since 2×40125256312 = 32200723878863896322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 4012525594 and 4012525603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4012525633) 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, 275330 + ... + 289536.
It is an arithmetic number, because the mean of its divisors is an integer number (510209280).
Almost surely, 24012525631 is an apocalyptic number.
4012525631 is a deficient number, since it is larger than the sum of its proper divisors (69148609).
4012525631 is a wasteful number, since it uses less digits than its factorization.
4012525631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19053.
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 4012525631 is about 63344.4996112528. The cubic root of 4012525631 is about 1589.0562587783.
Adding to 4012525631 its reverse (1365252104), we get a palindrome (5377777735).
It can be divided in two parts, 40125 and 25631, that added together give a palindrome (65756).
The spelling of 4012525631 in words is "four billion, twelve million, five hundred twenty-five thousand, six hundred thirty-one".
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