Base | Representation |
---|---|
bin | 1110001100111110001100… |
… | …00011110111100100010011 |
3 | 11002120202022212201010222201 |
4 | 13012133012003313210103 |
5 | 13043201144202041034 |
6 | 150231444020144031 |
7 | 6402303551506102 |
oct | 706370603674423 |
9 | 132522285633881 |
10 | 31232030112019 |
11 | 9a5147a865400 |
12 | 3604b87838017 |
13 | 145722487a359 |
14 | 79d8d17b6039 |
15 | 39263b94d014 |
hex | 1c67c60f7913 |
31232030112019 has 12 divisors (see below), whose sum is σ = 34329586823280. Its totient is φ = 28392617937200.
The previous prime is 31232030111987. The next prime is 31232030112061. The reversal of 31232030112019 is 91021103023213.
It is not a de Polignac number, because 31232030112019 - 25 = 31232030111987 is a prime.
It is a super-2 number, since 2×312320301120192 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31232030112319) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31404897 + ... + 32384125.
It is an arithmetic number, because the mean of its divisors is an integer number (2860798901940).
Almost surely, 231232030112019 is an apocalyptic number.
31232030112019 is a deficient number, since it is larger than the sum of its proper divisors (3097556711261).
31232030112019 is a wasteful number, since it uses less digits than its factorization.
31232030112019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1242842 (or 1242831 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 28.
The spelling of 31232030112019 in words is "thirty-one trillion, two hundred thirty-two billion, thirty million, one hundred twelve thousand, nineteen".
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