Base | Representation |
---|---|
bin | 11000000101011… |
… | …010011010101011 |
3 | 1001011022222201121 |
4 | 120011122122223 |
5 | 1311420301412 |
6 | 104032400111 |
7 | 13004361535 |
oct | 3005323253 |
9 | 1034288647 |
10 | 404072107 |
11 | 1980a739a |
12 | b33a6037 |
13 | 65938c2a |
14 | 3b944855 |
15 | 2571a107 |
hex | 1815a6ab |
404072107 has 4 divisors (see below), whose sum is σ = 425339080. Its totient is φ = 382805136.
The previous prime is 404072101. The next prime is 404072173. The reversal of 404072107 is 701270404.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 404072107 - 223 = 395683499 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (404072101) 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, 10633458 + ... + 10633495.
It is an arithmetic number, because the mean of its divisors is an integer number (106334770).
Almost surely, 2404072107 is an apocalyptic number.
404072107 is a deficient number, since it is larger than the sum of its proper divisors (21266973).
404072107 is a wasteful number, since it uses less digits than its factorization.
404072107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21266972.
The product of its (nonzero) digits is 1568, while the sum is 25.
The square root of 404072107 is about 20101.5448908784. The cubic root of 404072107 is about 739.2981579090.
The spelling of 404072107 in words is "four hundred four million, seventy-two thousand, one hundred seven".
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