Base | Representation |
---|---|
bin | 1110011011011… |
… | …00110101010111 |
3 | 22102202001201112 |
4 | 13031230311113 |
5 | 221441011043 |
6 | 20002045235 |
7 | 2666520020 |
oct | 715546527 |
9 | 272661645 |
10 | 121032023 |
11 | 62357172 |
12 | 3464981b |
13 | 1c0c88a8 |
14 | 12107c47 |
15 | a95b518 |
hex | 736cd57 |
121032023 has 4 divisors (see below), whose sum is σ = 138322320. Its totient is φ = 103741728.
The previous prime is 121032017. The next prime is 121032047. The reversal of 121032023 is 320230121.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320230121 = 12377 ⋅25873.
It is a cyclic number.
It is not a de Polignac number, because 121032023 - 24 = 121032007 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121031989 and 121032007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121032073) 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 3 ways as a sum of consecutive naturals, for example, 8645138 + ... + 8645151.
It is an arithmetic number, because the mean of its divisors is an integer number (34580580).
Almost surely, 2121032023 is an apocalyptic number.
121032023 is a deficient number, since it is larger than the sum of its proper divisors (17290297).
121032023 is an equidigital number, since it uses as much as digits as its factorization.
121032023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17290296.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 121032023 is about 11001.4554946152. The cubic root of 121032023 is about 494.6523736878.
Adding to 121032023 its reverse (320230121), we get a palindrome (441262144).
It can be divided in two parts, 1210 and 32023, that added together give a palindrome (33233).
The spelling of 121032023 in words is "one hundred twenty-one million, thirty-two thousand, twenty-three".
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