Base | Representation |
---|---|
bin | 10011000001011001… |
… | …10110011000101111 |
3 | 222100201020211001110 |
4 | 21200230312120233 |
5 | 131403322220211 |
6 | 4405205043103 |
7 | 511033104210 |
oct | 114054663057 |
9 | 28321224043 |
10 | 10212304431 |
11 | 437064151a |
12 | 1b900b6493 |
13 | c699921b4 |
14 | 6cc429407 |
15 | 3eb847ea6 |
hex | 260b3662f |
10212304431 has 32 divisors (see below), whose sum is σ = 15905875968. Its totient is φ = 5706708480.
The previous prime is 10212304423. The next prime is 10212304457. The reversal of 10212304431 is 13440321201.
10212304431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10212304431 - 23 = 10212304423 is a prime.
It is a super-2 number, since 2×102123044312 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 10212304398 and 10212304407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10212304411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1430551 + ... + 1437671.
It is an arithmetic number, because the mean of its divisors is an integer number (497058624).
Almost surely, 210212304431 is an apocalyptic number.
10212304431 is a deficient number, since it is larger than the sum of its proper divisors (5693571537).
10212304431 is a wasteful number, since it uses less digits than its factorization.
10212304431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8631.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 10212304431 its reverse (13440321201), we get a palindrome (23652625632).
The spelling of 10212304431 in words is "ten billion, two hundred twelve million, three hundred four thousand, four hundred thirty-one".
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