Base | Representation |
---|---|
bin | 101111001011101010… |
… | …1110000111110000111 |
3 | 100200112101200121110110 |
4 | 1132113111300332013 |
5 | 3130002232004111 |
6 | 114314114124103 |
7 | 10214612643663 |
oct | 1362725607607 |
9 | 320471617413 |
10 | 101323313031 |
11 | 39a75406836 |
12 | 17778b80633 |
13 | 9729a1aac5 |
14 | 4c92acd8a3 |
15 | 29804d25a6 |
hex | 1797570f87 |
101323313031 has 32 divisors (see below), whose sum is σ = 146803472640. Its totient is φ = 61952131584.
The previous prime is 101323313027. The next prime is 101323313033. The reversal of 101323313031 is 130313323101.
It is not a de Polignac number, because 101323313031 - 22 = 101323313027 is a prime.
It is a super-2 number, since 2×1013233130312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 101323312989 and 101323313007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101323313033) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94045 + ... + 459881.
It is an arithmetic number, because the mean of its divisors is an integer number (4587608520).
Almost surely, 2101323313031 is an apocalyptic number.
101323313031 is a deficient number, since it is larger than the sum of its proper divisors (45480159609).
101323313031 is a wasteful number, since it uses less digits than its factorization.
101323313031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366015.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 101323313031 its reverse (130313323101), we get a palindrome (231636636132).
The spelling of 101323313031 in words is "one hundred one billion, three hundred twenty-three million, three hundred thirteen thousand, thirty-one".
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