Base | Representation |
---|---|
bin | 11101010010001100100… |
… | …010000011010000110001 |
3 | 21010101100210012121220022 |
4 | 131102030202003100301 |
5 | 230432400010243100 |
6 | 4140252424053225 |
7 | 265251131300060 |
oct | 35221442032061 |
9 | 7111323177808 |
10 | 2012402431025 |
11 | 706500788888 |
12 | 286025604215 |
13 | 1179cbbabb5c |
14 | 6d587b061d7 |
15 | 37531c41e85 |
hex | 1d48c883431 |
2012402431025 has 24 divisors (see below), whose sum is σ = 2852328254784. Its totient is φ = 1379707358400.
The previous prime is 2012402431021. The next prime is 2012402431049. The reversal of 2012402431025 is 5201342042102.
It is not a de Polignac number, because 2012402431025 - 22 = 2012402431021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2012402430985 and 2012402431003.
It is not an unprimeable number, because it can be changed into a prime (2012402431021) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135770 + ... + 2010780.
It is an arithmetic number, because the mean of its divisors is an integer number (118847010616).
Almost surely, 22012402431025 is an apocalyptic number.
2012402431025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2012402431025 is a deficient number, since it is larger than the sum of its proper divisors (839925823759).
2012402431025 is a wasteful number, since it uses less digits than its factorization.
2012402431025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1881161 (or 1881156 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 26.
Adding to 2012402431025 its reverse (5201342042102), we get a palindrome (7213744473127).
The spelling of 2012402431025 in words is "two trillion, twelve billion, four hundred two million, four hundred thirty-one thousand, twenty-five".
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