Base | Representation |
---|---|
bin | 10011000001100010… |
… | …01100010111010111 |
3 | 222100210101122220211 |
4 | 21200301030113113 |
5 | 131404120134111 |
6 | 4405245310251 |
7 | 511045555561 |
oct | 114061142727 |
9 | 28323348824 |
10 | 10213443031 |
11 | 4371249a10 |
12 | 1b90565387 |
13 | c69ca051c |
14 | 6cc644331 |
15 | 3eb9c0521 |
hex | 260c4c5d7 |
10213443031 has 16 divisors (see below), whose sum is σ = 11291005440. Its totient is φ = 9160894080.
The previous prime is 10213443017. The next prime is 10213443049. The reversal of 10213443031 is 13034431201.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10213443031 is a prime.
It is a super-2 number, since 2×102134430312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10213442993 and 10213443011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10213443001) 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, 1549615 + ... + 1556191.
It is an arithmetic number, because the mean of its divisors is an integer number (705687840).
Almost surely, 210213443031 is an apocalyptic number.
10213443031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
10213443031 is a deficient number, since it is larger than the sum of its proper divisors (1077562409).
10213443031 is a wasteful number, since it uses less digits than its factorization.
10213443031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8454.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 10213443031 its reverse (13034431201), we get a palindrome (23247874232).
The spelling of 10213443031 in words is "ten billion, two hundred thirteen million, four hundred forty-three thousand, thirty-one".
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