Base | Representation |
---|---|
bin | 1010000001111… |
… | …1110001101101 |
3 | 2221011112120120 |
4 | 2200133301231 |
5 | 41232320242 |
6 | 4101435153 |
7 | 1020421245 |
oct | 240376155 |
9 | 87145516 |
10 | 42073197 |
11 | 21827241 |
12 | 1210bab9 |
13 | 89413aa |
14 | 5832b25 |
15 | 3a611ec |
hex | 281fc6d |
42073197 has 4 divisors (see below), whose sum is σ = 56097600. Its totient is φ = 28048796.
The previous prime is 42073193. The next prime is 42073211. The reversal of 42073197 is 79137024.
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 42073197 - 22 = 42073193 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42073193) 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, 7012197 + ... + 7012202.
It is an arithmetic number, because the mean of its divisors is an integer number (14024400).
Almost surely, 242073197 is an apocalyptic number.
It is an amenable number.
42073197 is a deficient number, since it is larger than the sum of its proper divisors (14024403).
42073197 is a wasteful number, since it uses less digits than its factorization.
42073197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14024402.
The product of its (nonzero) digits is 10584, while the sum is 33.
The square root of 42073197 is about 6486.3855112073. The cubic root of 42073197 is about 347.8044796131.
The spelling of 42073197 in words is "forty-two million, seventy-three thousand, one hundred ninety-seven".
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