Base | Representation |
---|---|
bin | 11001001101111… |
… | …011010011101101 |
3 | 1002111002202021222 |
4 | 121031323103231 |
5 | 1331302044242 |
6 | 105552033125 |
7 | 13325062610 |
oct | 3115732355 |
9 | 1074082258 |
10 | 423081197 |
11 | 1a7900190 |
12 | b98327a5 |
13 | 69863306 |
14 | 40292177 |
15 | 272225d2 |
hex | 1937b4ed |
423081197 has 16 divisors (see below), whose sum is σ = 529172352. Its totient is φ = 328614720.
The previous prime is 423081181. The next prime is 423081229. The reversal of 423081197 is 791180324.
It is not a de Polignac number, because 423081197 - 24 = 423081181 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (423081157) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15743 + ... + 33075.
It is an arithmetic number, because the mean of its divisors is an integer number (33073272).
Almost surely, 2423081197 is an apocalyptic number.
It is an amenable number.
423081197 is a deficient number, since it is larger than the sum of its proper divisors (106091155).
423081197 is a wasteful number, since it uses less digits than its factorization.
423081197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17668.
The product of its (nonzero) digits is 12096, while the sum is 35.
The square root of 423081197 is about 20568.9376731031. The cubic root of 423081197 is about 750.7141032670.
The spelling of 423081197 in words is "four hundred twenty-three million, eighty-one thousand, one hundred ninety-seven".
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