Base | Representation |
---|---|
bin | 10100011111011111… |
… | …100111111000110100 |
3 | 2002210102221101111211 |
4 | 110133133213320310 |
5 | 330030311020040 |
6 | 14035205211204 |
7 | 1406155166335 |
oct | 243737477064 |
9 | 62712841454 |
10 | 22003220020 |
11 | 9371275961 |
12 | 4320a00b04 |
13 | 20c870b822 |
14 | 10ca37c28c |
15 | 88ba678ea |
hex | 51f7e7e34 |
22003220020 has 48 divisors (see below), whose sum is σ = 51051990528. Its totient is φ = 7923407360.
The previous prime is 22003219991. The next prime is 22003220053. The reversal of 22003220020 is 2002230022.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1399036 + ... + 1414675.
It is an arithmetic number, because the mean of its divisors is an integer number (1063583136).
Almost surely, 222003220020 is an apocalyptic number.
22003220020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22003220020 is an abundant number, since it is smaller than the sum of its proper divisors (29048770508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22003220020 is a wasteful number, since it uses less digits than its factorization.
22003220020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2813760 (or 2813758 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 13.
Adding to 22003220020 its reverse (2002230022), we get a palindrome (24005450042).
The spelling of 22003220020 in words is "twenty-two billion, three million, two hundred twenty thousand, twenty".
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