Base | Representation |
---|---|
bin | 1110010011100… |
… | …01111110001011 |
3 | 22100210212012210 |
4 | 13021301332023 |
5 | 221210120431 |
6 | 15524040203 |
7 | 2655010215 |
oct | 711617613 |
9 | 270725183 |
10 | 120004491 |
11 | 61815172 |
12 | 34233063 |
13 | 1bb28c99 |
14 | 11d1b5b5 |
15 | a806d46 |
hex | 7271f8b |
120004491 has 8 divisors (see below), whose sum is σ = 160597504. Its totient is φ = 79707240.
The previous prime is 120004487. The next prime is 120004517. The reversal of 120004491 is 194400021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 120004491 - 22 = 120004487 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120004421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72991 + ... + 74616.
It is an arithmetic number, because the mean of its divisors is an integer number (20074688).
Almost surely, 2120004491 is an apocalyptic number.
120004491 is a deficient number, since it is larger than the sum of its proper divisors (40593013).
120004491 is a wasteful number, since it uses less digits than its factorization.
120004491 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147881.
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 120004491 is about 10954.6561333526. The cubic root of 120004491 is about 493.2485679885.
The spelling of 120004491 in words is "one hundred twenty million, four thousand, four hundred ninety-one".
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