Base | Representation |
---|---|
bin | 111001011000101000… |
… | …0101101011110111001 |
3 | 102210002022200122210212 |
4 | 1302301100231132321 |
5 | 4004340124011441 |
6 | 132340143320505 |
7 | 11621554330013 |
oct | 1626120553671 |
9 | 383068618725 |
10 | 123233032121 |
11 | 48298919aa1 |
12 | 1ba725b0135 |
13 | b80bc50024 |
14 | 5d7088d1b3 |
15 | 3313c2aeeb |
hex | 1cb142d7b9 |
123233032121 has 8 divisors (see below), whose sum is σ = 131360995200. Its totient is φ = 115269270480.
The previous prime is 123233032063. The next prime is 123233032127. The reversal of 123233032121 is 121230332321.
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-123233032121 is a prime.
It is a super-3 number, since 3×1232330321213 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123233032127) 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, 41048810 + ... + 41051811.
It is an arithmetic number, because the mean of its divisors is an integer number (16420124400).
Almost surely, 2123233032121 is an apocalyptic number.
It is an amenable number.
123233032121 is a deficient number, since it is larger than the sum of its proper divisors (8127963079).
123233032121 is an equidigital number, since it uses as much as digits as its factorization.
123233032121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82100719.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 123233032121 its reverse (121230332321), we get a palindrome (244463364442).
The spelling of 123233032121 in words is "one hundred twenty-three billion, two hundred thirty-three million, thirty-two thousand, one hundred twenty-one".
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