Base | Representation |
---|---|
bin | 1110010010100010001001… |
… | …00001000000110011111100 |
3 | 11010021000120222022121101201 |
4 | 13021101010201000303330 |
5 | 13104314032320223200 |
6 | 150455330423145244 |
7 | 6422150314016056 |
oct | 711210441006374 |
9 | 133230528277351 |
10 | 31423130242300 |
11 | a015524905775 |
12 | 363601a8a5224 |
13 | 146c25b0a7114 |
14 | 7a8c5d8a88d6 |
15 | 3975c38c3c6a |
hex | 1c9444840cfc |
31423130242300 has 36 divisors (see below), whose sum is σ = 68188440957336. Its totient is φ = 12569206321600.
The previous prime is 31423130242297. The next prime is 31423130242307. The reversal of 31423130242300 is 324203132413.
It is a happy number.
It is a super-2 number, since 2×314231302423002 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31423130242307) 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, 45398619 + ... + 46085581.
It is an arithmetic number, because the mean of its divisors is an integer number (1894123359926).
Almost surely, 231423130242300 is an apocalyptic number.
It is an amenable number.
31423130242300 is an abundant number, since it is smaller than the sum of its proper divisors (36765310715036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31423130242300 is a wasteful number, since it uses less digits than its factorization.
31423130242300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1144398 (or 1144391 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 31423130242300 its reverse (324203132413), we get a palindrome (31747333374713).
The spelling of 31423130242300 in words is "thirty-one trillion, four hundred twenty-three billion, one hundred thirty million, two hundred forty-two thousand, three hundred".
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