Base | Representation |
---|---|
bin | 11001101000110… |
… | …010001010100100 |
3 | 1002222100102221222 |
4 | 121220302022210 |
5 | 1340102343021 |
6 | 110402555512 |
7 | 13441654640 |
oct | 3150621244 |
9 | 1088312858 |
10 | 430121636 |
11 | 20087982a |
12 | 100068b98 |
13 | 6b159a59 |
14 | 411a5c20 |
15 | 27b636ab |
hex | 19a322a4 |
430121636 has 12 divisors (see below), whose sum is σ = 860243328. Its totient is φ = 184337832.
The previous prime is 430121599. The next prime is 430121651. The reversal of 430121636 is 636121034.
430121636 is an admirable number.
It is an alternating number because its digits alternate between even and odd.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7680716 + ... + 7680771.
It is an arithmetic number, because the mean of its divisors is an integer number (71686944).
Almost surely, 2430121636 is an apocalyptic number.
It is an amenable number.
430121636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
430121636 is a wasteful number, since it uses less digits than its factorization.
430121636 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15361498 (or 15361496 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 26.
The square root of 430121636 is about 20739.3740503420. The cubic root of 430121636 is about 754.8553944360.
The spelling of 430121636 in words is "four hundred thirty million, one hundred twenty-one thousand, six hundred thirty-six".
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