Base | Representation |
---|---|
bin | 110000010011010001001110… |
… | …101010001001110000100111 |
3 | 1000212011010222222020220112202 |
4 | 300103101032222021300213 |
5 | 210320424430421224111 |
6 | 2031445102435005115 |
7 | 62513406253154435 |
oct | 6023211652116047 |
9 | 1025133888226482 |
10 | 212430402133031 |
11 | 61761255a56025 |
12 | 1b9aa527a3979b |
13 | 916c140a8c314 |
14 | 3a659873abd55 |
15 | 1985c07967b3b |
hex | c1344ea89c27 |
212430402133031 has 8 divisors (see below), whose sum is σ = 213199516474560. Its totient is φ = 211661303745888.
The previous prime is 212430402133003. The next prime is 212430402133097. The reversal of 212430402133031 is 130331204034212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-212430402133031 is a prime.
It is a super-2 number, since 2×2124304021330312 (a number of 29 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 = 212430402132985 and 212430402133003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212430402133931) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23019785 + ... + 30899373.
It is an arithmetic number, because the mean of its divisors is an integer number (26649939559320).
Almost surely, 2212430402133031 is an apocalyptic number.
212430402133031 is a deficient number, since it is larger than the sum of its proper divisors (769114341529).
212430402133031 is an equidigital number, since it uses as much as digits as its factorization.
212430402133031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7977193.
The product of its (nonzero) digits is 10368, while the sum is 29.
Adding to 212430402133031 its reverse (130331204034212), we get a palindrome (342761606167243).
The spelling of 212430402133031 in words is "two hundred twelve trillion, four hundred thirty billion, four hundred two million, one hundred thirty-three thousand, thirty-one".
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