Base | Representation |
---|---|
bin | 1001000111111001111111… |
… | …1001100101101011001110 |
3 | 1022111222212200210020110002 |
4 | 2101332133321211223032 |
5 | 2303323332403410110 |
6 | 33200213111044302 |
7 | 2053514135151554 |
oct | 221763771455316 |
9 | 38458780706402 |
10 | 10031431310030 |
11 | 32183405014a9 |
12 | 11601aa070692 |
13 | 579c62c12420 |
14 | 2697496b9bd4 |
15 | 125e19548aa5 |
hex | 91f9fe65ace |
10031431310030 has 128 divisors (see below), whose sum is σ = 19816945456896. Its totient is φ = 3633728716800.
The previous prime is 10031431309973. The next prime is 10031431310071. The reversal of 10031431310030 is 3001313413001.
It is a super-2 number, since 2×100314313100302 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10031431309984 and 10031431310011.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1851839882 + ... + 1851845298.
It is an arithmetic number, because the mean of its divisors is an integer number (154819886382).
Almost surely, 210031431310030 is an apocalyptic number.
10031431310030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10031431310030 is a deficient number, since it is larger than the sum of its proper divisors (9785514146866).
10031431310030 is a wasteful number, since it uses less digits than its factorization.
10031431310030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6462.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 10031431310030 its reverse (3001313413001), we get a palindrome (13032744723031).
The spelling of 10031431310030 in words is "ten trillion, thirty-one billion, four hundred thirty-one million, three hundred ten thousand, thirty".
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