Base | Representation |
---|---|
bin | 11110000010011011111… |
… | …01100000101010001111 |
3 | 10122200000211110112120222 |
4 | 33001031331200222033 |
5 | 113402220112334411 |
6 | 2110050143301555 |
7 | 134365255165214 |
oct | 17011575405217 |
9 | 3580024415528 |
10 | 1032100121231 |
11 | 368790680103 |
12 | 1480402aa8bb |
13 | 76432791a0a |
14 | 37d4d76db0b |
15 | 1bca992d4db |
hex | f04df60a8f |
1032100121231 has 4 divisors (see below), whose sum is σ = 1032119737272. Its totient is φ = 1032080505192.
The previous prime is 1032100121219. The next prime is 1032100121233. The reversal of 1032100121231 is 1321210012301.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1032100121231 - 230 = 1031026379407 is a prime.
It is a super-2 number, since 2×10321001212312 (a number of 25 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 (1032100121233) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9728885 + ... + 9834398.
It is an arithmetic number, because the mean of its divisors is an integer number (258029934318).
Almost surely, 21032100121231 is an apocalyptic number.
1032100121231 is a deficient number, since it is larger than the sum of its proper divisors (19616041).
1032100121231 is an equidigital number, since it uses as much as digits as its factorization.
1032100121231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19616040.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 1032100121231 its reverse (1321210012301), we get a palindrome (2353310133532).
The spelling of 1032100121231 in words is "one trillion, thirty-two billion, one hundred million, one hundred twenty-one thousand, two hundred thirty-one".
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