Base | Representation |
---|---|
bin | 11010001111000… |
… | …00100111010100 |
3 | 120100002211120210 |
4 | 31013200213110 |
5 | 422314304104 |
6 | 33500525420 |
7 | 5311404336 |
oct | 1507404724 |
9 | 510084523 |
10 | 220072404 |
11 | 103252722 |
12 | 61850870 |
13 | 36794676 |
14 | 21329456 |
15 | 144c1989 |
hex | d1e09d4 |
220072404 has 24 divisors (see below), whose sum is σ = 516952800. Its totient is φ = 72864544.
The previous prime is 220072393. The next prime is 220072423. The reversal of 220072404 is 404270022.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59754 + ... + 63329.
It is an arithmetic number, because the mean of its divisors is an integer number (21539700).
Almost surely, 2220072404 is an apocalyptic number.
It is an amenable number.
220072404 is an abundant number, since it is smaller than the sum of its proper divisors (296880396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220072404 is a wasteful number, since it uses less digits than its factorization.
220072404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123239 (or 123237 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 21.
The square root of 220072404 is about 14834.8375117492. The cubic root of 220072404 is about 603.7472920591.
The spelling of 220072404 in words is "two hundred twenty million, seventy-two thousand, four hundred four".
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