Base | Representation |
---|---|
bin | 11101111110101101101… |
… | …11110000001000010111 |
3 | 10122110212120212201022122 |
4 | 32333112313300020113 |
5 | 113334122120414111 |
6 | 2105120011250155 |
7 | 134264614401452 |
oct | 16772667601027 |
9 | 3573776781278 |
10 | 1030102123031 |
11 | 367955880523 |
12 | 14778314995b |
13 | 761a4868867 |
14 | 37c00276499 |
15 | 1bbde313cdb |
hex | efd6df0217 |
1030102123031 has 2 divisors, whose sum is σ = 1030102123032. Its totient is φ = 1030102123030.
The previous prime is 1030102122997. The next prime is 1030102123049. The reversal of 1030102123031 is 1303212010301.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1030102123031 - 26 = 1030102122967 is a prime.
It is a super-2 number, since 2×10301021230312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1030102123331) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515051061515 + 515051061516.
It is an arithmetic number, because the mean of its divisors is an integer number (515051061516).
Almost surely, 21030102123031 is an apocalyptic number.
1030102123031 is a deficient number, since it is larger than the sum of its proper divisors (1).
1030102123031 is an equidigital number, since it uses as much as digits as its factorization.
1030102123031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 1030102123031 its reverse (1303212010301), we get a palindrome (2333314133332).
The spelling of 1030102123031 in words is "one trillion, thirty billion, one hundred two million, one hundred twenty-three thousand, thirty-one".
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