Base | Representation |
---|---|
bin | 101110001110100110000110… |
… | …010111001111011000101111 |
3 | 222122212112200222112211101120 |
4 | 232032212012113033120233 |
5 | 203122040233002130111 |
6 | 2000224431453312023 |
7 | 60552613450260543 |
oct | 5616460627173057 |
9 | 878775628484346 |
10 | 203313121130031 |
11 | 59866679574540 |
12 | 1a977540a95613 |
13 | 895a464120743 |
14 | 382c59c519a23 |
15 | 1878992d6e406 |
hex | b8e9865cf62f |
203313121130031 has 64 divisors (see below), whose sum is σ = 316407178838016. Its totient is φ = 114895375760000.
The previous prime is 203313121130003. The next prime is 203313121130039. The reversal of 203313121130031 is 130031121313302.
It is not a de Polignac number, because 203313121130031 - 233 = 203304531195439 is a prime.
It is a super-2 number, since 2×2033131211300312 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 203313121129983 and 203313121130010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203313121130039) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2399376 + ... + 20307221.
It is an arithmetic number, because the mean of its divisors is an integer number (4943862169344).
Almost surely, 2203313121130031 is an apocalyptic number.
203313121130031 is a deficient number, since it is larger than the sum of its proper divisors (113094057707985).
203313121130031 is a wasteful number, since it uses less digits than its factorization.
203313121130031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22706932.
The product of its (nonzero) digits is 972, while the sum is 24.
Adding to 203313121130031 its reverse (130031121313302), we get a palindrome (333344242443333).
The spelling of 203313121130031 in words is "two hundred three trillion, three hundred thirteen billion, one hundred twenty-one million, one hundred thirty thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •