Base | Representation |
---|---|
bin | 1110010010100101110110… |
… | …11000001011011111010001 |
3 | 11010021012201221201002200012 |
4 | 13021102323120023133101 |
5 | 13104332123322243231 |
6 | 150500300341204305 |
7 | 6422250610141661 |
oct | 711227330133721 |
9 | 133235657632605 |
10 | 31425124415441 |
11 | a016358532549 |
12 | 3636496700695 |
13 | 146c4b8291223 |
14 | 7a8dac6881a1 |
15 | 39768d9d4e2b |
hex | 1c94bb60b7d1 |
31425124415441 has 8 divisors (see below), whose sum is σ = 31448087228544. Its totient is φ = 31402162923120.
The previous prime is 31425124415407. The next prime is 31425124415449. The reversal of 31425124415441 is 14451442152413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31425124415441 is a prime.
It is a super-3 number, since 3×314251244154413 (a number of 41 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31425124415449) 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, 50076971 + ... + 50700623.
It is an arithmetic number, because the mean of its divisors is an integer number (3931010903568).
Almost surely, 231425124415441 is an apocalyptic number.
It is an amenable number.
31425124415441 is a deficient number, since it is larger than the sum of its proper divisors (22962813103).
31425124415441 is a wasteful number, since it uses less digits than its factorization.
31425124415441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 660391.
The product of its digits is 307200, while the sum is 41.
Adding to 31425124415441 its reverse (14451442152413), we get a palindrome (45876566567854).
The spelling of 31425124415441 in words is "thirty-one trillion, four hundred twenty-five billion, one hundred twenty-four million, four hundred fifteen thousand, four hundred forty-one".
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