Base | Representation |
---|---|
bin | 10100110100110110000… |
… | …000111000110101011111 |
3 | 12001210222221011111110112 |
4 | 110310312000320311133 |
5 | 141421423324441111 |
6 | 3013241401200235 |
7 | 205252512640160 |
oct | 24646600706537 |
9 | 5053887144415 |
10 | 1431130312031 |
11 | 501a3682a4a2 |
12 | 1b144279007b |
13 | a4c55203954 |
14 | 4d3a4c03767 |
15 | 2736110ae8b |
hex | 14d36038d5f |
1431130312031 has 16 divisors (see below), whose sum is σ = 1639821401088. Its totient is φ = 1223501479200.
The previous prime is 1431130312021. The next prime is 1431130312039. The reversal of 1431130312031 is 1302130311341.
It is not a de Polignac number, because 1431130312031 - 26 = 1431130311967 is a prime.
It is a super-2 number, since 2×14311303120312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1431130311988 and 1431130312006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1431130312039) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14044736 + ... + 14146266.
It is an arithmetic number, because the mean of its divisors is an integer number (102488837568).
Almost surely, 21431130312031 is an apocalyptic number.
1431130312031 is a deficient number, since it is larger than the sum of its proper divisors (208691089057).
1431130312031 is a wasteful number, since it uses less digits than its factorization.
1431130312031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106742.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 1431130312031 its reverse (1302130311341), we get a palindrome (2733260623372).
The spelling of 1431130312031 in words is "one trillion, four hundred thirty-one billion, one hundred thirty million, three hundred twelve thousand, thirty-one".
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