Base | Representation |
---|---|
bin | 1110001100111110001100… |
… | …01011111000010000111111 |
3 | 11002120202100000122211122221 |
4 | 13012133012023320100333 |
5 | 13043201200221241111 |
6 | 150231444133150211 |
7 | 6402303605403430 |
oct | 706370613702077 |
9 | 132522300584587 |
10 | 31232032212031 |
11 | 9a51480a6a152 |
12 | 3604b8848b367 |
13 | 1457225134171 |
14 | 79d8d1ba1487 |
15 | 39263bc15371 |
hex | 1c67c62f843f |
31232032212031 has 8 divisors (see below), whose sum is σ = 35696223595040. Its totient is φ = 26768458952928.
The previous prime is 31232032211993. The next prime is 31232032212041. The reversal of 31232032212031 is 13021223023213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31232032212031 - 27 = 31232032211903 is a prime.
It is a super-2 number, since 2×312320322120312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31232032211987 and 31232032212005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31232032212041) 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, 154422696 + ... + 154624813.
It is an arithmetic number, because the mean of its divisors is an integer number (4462027949380).
Almost surely, 231232032212031 is an apocalyptic number.
31232032212031 is a deficient number, since it is larger than the sum of its proper divisors (4464191383009).
31232032212031 is a wasteful number, since it uses less digits than its factorization.
31232032212031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309061953.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 31232032212031 its reverse (13021223023213), we get a palindrome (44253255235244).
The spelling of 31232032212031 in words is "thirty-one trillion, two hundred thirty-two billion, thirty-two million, two hundred twelve thousand, thirty-one".
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