Base | Representation |
---|---|
bin | 11001000011010… |
… | …110000001101010 |
3 | 1002021212210212210 |
4 | 121003112001222 |
5 | 1330044311200 |
6 | 105412345550 |
7 | 13262356662 |
oct | 3103260152 |
9 | 1067783783 |
10 | 420307050 |
11 | 1a62859a9 |
12 | b89152b6 |
13 | 691016c7 |
14 | 3db6d1a2 |
15 | 26d75650 |
hex | 190d606a |
420307050 has 48 divisors (see below), whose sum is σ = 1070547552. Its totient is φ = 109051200.
The previous prime is 420307009. The next prime is 420307061. The reversal of 420307050 is 50703024.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32316 + ... + 43415.
It is an arithmetic number, because the mean of its divisors is an integer number (22303074).
Almost surely, 2420307050 is an apocalyptic number.
420307050 is an abundant number, since it is smaller than the sum of its proper divisors (650240502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420307050 is a wasteful number, since it uses less digits than its factorization.
420307050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75783 (or 75778 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 21.
The square root of 420307050 is about 20501.3914161942. The cubic root of 420307050 is about 749.0696909550.
The spelling of 420307050 in words is "four hundred twenty million, three hundred seven thousand, fifty".
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