Base | Representation |
---|---|
bin | 1101011000110111001… |
… | …1010011001011001111 |
3 | 210222200221201121002022 |
4 | 3112031303103023033 |
5 | 12232031122131111 |
6 | 253355521520355 |
7 | 22421630210561 |
oct | 3261563231317 |
9 | 728627647068 |
10 | 230012302031 |
11 | 89602a479a6 |
12 | 386b27a30bb |
13 | 188c8100885 |
14 | b1c000d331 |
15 | 5eb31cd2db |
hex | 358dcd32cf |
230012302031 has 8 divisors (see below), whose sum is σ = 231181274880. Its totient is φ = 228844695448.
The previous prime is 230012302007. The next prime is 230012302043. The reversal of 230012302031 is 130203210032.
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-230012302031 is a prime.
It is a super-2 number, since 2×2300123020312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230012301031) 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, 3161 + ... + 678258.
It is an arithmetic number, because the mean of its divisors is an integer number (28897659360).
Almost surely, 2230012302031 is an apocalyptic number.
230012302031 is a deficient number, since it is larger than the sum of its proper divisors (1168972849).
230012302031 is a wasteful number, since it uses less digits than its factorization.
230012302031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 683133.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 230012302031 its reverse (130203210032), we get a palindrome (360215512063).
The spelling of 230012302031 in words is "two hundred thirty billion, twelve million, three hundred two thousand, thirty-one".
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