Base | Representation |
---|---|
bin | 111001010011010101… |
… | …0000000100010110101 |
3 | 102202121220220111121102 |
4 | 1302212222000202311 |
5 | 4004004102130141 |
6 | 132310350055445 |
7 | 11614264133351 |
oct | 1624652004265 |
9 | 382556814542 |
10 | 123055114421 |
11 | 48207449878 |
12 | 1ba22aaa585 |
13 | b7b1127b95 |
14 | 5d54db8461 |
15 | 33032d499b |
hex | 1ca6a808b5 |
123055114421 has 4 divisors (see below), whose sum is σ = 125916861312. Its totient is φ = 120193367532.
The previous prime is 123055114417. The next prime is 123055114453. The reversal of 123055114421 is 124411550321.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 123055114421 - 22 = 123055114417 is a prime.
It is a super-2 number, since 2×1230551144212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123055113421) 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, 1430873381 + ... + 1430873466.
It is an arithmetic number, because the mean of its divisors is an integer number (31479215328).
Almost surely, 2123055114421 is an apocalyptic number.
It is an amenable number.
123055114421 is a deficient number, since it is larger than the sum of its proper divisors (2861746891).
123055114421 is an equidigital number, since it uses as much as digits as its factorization.
123055114421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2861746890.
The product of its (nonzero) digits is 4800, while the sum is 29.
Adding to 123055114421 its reverse (124411550321), we get a palindrome (247466664742).
The spelling of 123055114421 in words is "one hundred twenty-three billion, fifty-five million, one hundred fourteen thousand, four hundred twenty-one".
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