Base | Representation |
---|---|
bin | 11001000101101… |
… | …100101100101111 |
3 | 1002100001011110110 |
4 | 121011230230233 |
5 | 1330224033312 |
6 | 105433511103 |
7 | 13300540164 |
oct | 3105545457 |
9 | 1070034413 |
10 | 420924207 |
11 | 1a6667650 |
12 | b8b72493 |
13 | 692895a2 |
14 | 3dc9006b |
15 | 26e4843c |
hex | 1916cb2f |
420924207 has 8 divisors (see below), whose sum is σ = 612253440. Its totient is φ = 255105560.
The previous prime is 420924193. The next prime is 420924211. The reversal of 420924207 is 702429024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 420924207 - 27 = 420924079 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420924227) 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, 6377607 + ... + 6377672.
It is an arithmetic number, because the mean of its divisors is an integer number (76531680).
Almost surely, 2420924207 is an apocalyptic number.
420924207 is a deficient number, since it is larger than the sum of its proper divisors (191329233).
420924207 is a wasteful number, since it uses less digits than its factorization.
420924207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12755293.
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 420924207 is about 20516.4374831499. The cubic root of 420924207 is about 749.4361433048.
The spelling of 420924207 in words is "four hundred twenty million, nine hundred twenty-four thousand, two hundred seven".
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