Base | Representation |
---|---|
bin | 110010010000000000001010… |
… | …111010001110110100101000 |
3 | 1001222111120211202220210211120 |
4 | 302100000022322032310220 |
5 | 212431344114134021300 |
6 | 2102010532042255240 |
7 | 64356604040564322 |
oct | 6220001272166450 |
9 | 1058446752823746 |
10 | 221002020220200 |
11 | 644664809a364a |
12 | 209538094b7520 |
13 | 964152a2451cb |
14 | 3c807aa728612 |
15 | 1a83b82be53a0 |
hex | c9000ae8ed28 |
221002020220200 has 96 divisors (see below), whose sum is σ = 686733594257760. Its totient is φ = 58793886547200.
The previous prime is 221002020220199. The next prime is 221002020220213. The reversal of 221002020220200 is 2022020200122.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 221002020220200.
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, 437201914 + ... + 437707113.
It is an arithmetic number, because the mean of its divisors is an integer number (7153474940185).
Almost surely, 2221002020220200 is an apocalyptic number.
221002020220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
221002020220200 is an abundant number, since it is smaller than the sum of its proper divisors (465731574037560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
221002020220200 is a wasteful number, since it uses less digits than its factorization.
221002020220200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 874909467 (or 874909458 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 15.
Adding to 221002020220200 its reverse (2022020200122), we get a palindrome (223024040420322).
The spelling of 221002020220200 in words is "two hundred twenty-one trillion, two billion, twenty million, two hundred twenty thousand, two hundred".
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