Base | Representation |
---|---|
bin | 1110010011011001110011… |
… | …01000111100011000101111 |
3 | 11010100212201112010202201100 |
4 | 13021230321220330120233 |
5 | 13110311232202334043 |
6 | 150521151532414143 |
7 | 6424255654255251 |
oct | 711547150743057 |
9 | 133325645122640 |
10 | 31453012543023 |
11 | a027169669575 |
12 | 363b97a317353 |
13 | 1472010c6c576 |
14 | 7aa496435cd1 |
15 | 398271eedcd3 |
hex | 1c9b39a3c62f |
31453012543023 has 48 divisors (see below), whose sum is σ = 46253078988480. Its totient is φ = 20590936819200.
The previous prime is 31453012543019. The next prime is 31453012543061. The reversal of 31453012543023 is 32034521035413.
31453012543023 is a `hidden beast` number, since 3 + 1 + 45 + 301 + 2 + 5 + 4 + 302 + 3 = 666.
It is not a de Polignac number, because 31453012543023 - 22 = 31453012543019 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31453012543013) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 873846715 + ... + 873882707.
It is an arithmetic number, because the mean of its divisors is an integer number (963605812260).
Almost surely, 231453012543023 is an apocalyptic number.
31453012543023 is a deficient number, since it is larger than the sum of its proper divisors (14800066445457).
31453012543023 is a wasteful number, since it uses less digits than its factorization.
31453012543023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38640 (or 38637 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 36.
Adding to 31453012543023 its reverse (32034521035413), we get a palindrome (63487533578436).
The spelling of 31453012543023 in words is "thirty-one trillion, four hundred fifty-three billion, twelve million, five hundred forty-three thousand, twenty-three".
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