Base | Representation |
---|---|
bin | 110001000001100010101010… |
… | …1111110110110011101011111 |
3 | 2002112211021100212112010010220 |
4 | 1202003011111332312131133 |
5 | 423010103442212300210 |
6 | 4125043535231332423 |
7 | 156554435562353652 |
oct | 14203052576663537 |
9 | 2075737325463126 |
10 | 431220454025055 |
11 | 115444627448582 |
12 | 404454b5681113 |
13 | 1567cbb6a283b6 |
14 | 786b27782d899 |
15 | 34cc078644c70 |
hex | 1883155fb675f |
431220454025055 has 16 divisors (see below), whose sum is σ = 690028620699264. Its totient is φ = 229958944060320.
The previous prime is 431220454024931. The next prime is 431220454025129. The reversal of 431220454025055 is 550520454022134.
It is not a de Polignac number, because 431220454025055 - 214 = 431220454008671 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 431220454024998 and 431220454025016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1580989489 + ... + 1581262218.
It is an arithmetic number, because the mean of its divisors is an integer number (43126788793704).
Almost surely, 2431220454025055 is an apocalyptic number.
431220454025055 is a deficient number, since it is larger than the sum of its proper divisors (258808166674209).
431220454025055 is a wasteful number, since it uses less digits than its factorization.
431220454025055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3162260806.
The product of its (nonzero) digits is 960000, while the sum is 42.
The spelling of 431220454025055 in words is "four hundred thirty-one trillion, two hundred twenty billion, four hundred fifty-four million, twenty-five thousand, fifty-five".
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