Base | Representation |
---|---|
bin | 111100010101110… |
… | …100110001010011 |
3 | 2121112220220210110 |
4 | 330111310301103 |
5 | 4033130313011 |
6 | 244242132403 |
7 | 34041603525 |
oct | 7425646123 |
9 | 2545826713 |
10 | 1012354131 |
11 | 47a4a1708 |
12 | 243051103 |
13 | 131974419 |
14 | 98645a15 |
15 | 5dd21ba6 |
hex | 3c574c53 |
1012354131 has 16 divisors (see below), whose sum is σ = 1491346944. Its totient is φ = 607584384.
The previous prime is 1012354129. The next prime is 1012354159. The reversal of 1012354131 is 1314532101.
It is not a de Polignac number, because 1012354131 - 21 = 1012354129 is a prime.
It is a super-2 number, since 2×10123541312 = 2049721773105530322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1012354098 and 1012354107.
It is not an unprimeable number, because it can be changed into a prime (1012314131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430351 + ... + 432696.
It is an arithmetic number, because the mean of its divisors is an integer number (93209184).
Almost surely, 21012354131 is an apocalyptic number.
1012354131 is a deficient number, since it is larger than the sum of its proper divisors (478992813).
1012354131 is a wasteful number, since it uses less digits than its factorization.
1012354131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 863090.
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 1012354131 is about 31817.5129606322. The cubic root of 1012354131 is about 1004.1012008246.
Adding to 1012354131 its reverse (1314532101), we get a palindrome (2326886232).
The spelling of 1012354131 in words is "one billion, twelve million, three hundred fifty-four thousand, one hundred thirty-one".
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