Base | Representation |
---|---|
bin | 110010010000000000001011… |
… | …000001000110100001001001 |
3 | 1001222111120211220022022100000 |
4 | 302100000023001012201021 |
5 | 212431344120114134233 |
6 | 2102010532145033213 |
7 | 64356604062105120 |
oct | 6220001301064111 |
9 | 1058446756268300 |
10 | 221002022021193 |
11 | 64466481a13776 |
12 | 2095380a025809 |
13 | 964152a725b9a |
14 | 3c807aaa76ab7 |
15 | 1a83b82e4dd13 |
hex | c9000b046849 |
221002022021193 has 96 divisors (see below), whose sum is σ = 384066642016512. Its totient is φ = 124388628480000.
The previous prime is 221002022021161. The next prime is 221002022021239. The reversal of 221002022021193 is 391120220200122.
221002022021193 is a `hidden beast` number, since 2 + 210 + 0 + 20 + 220 + 21 + 193 = 666.
It is not a de Polignac number, because 221002022021193 - 25 = 221002022021161 is a prime.
It is a super-2 number, since 2×2210020220211932 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (221004022021193) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 29824993 + ... + 36490193.
It is an arithmetic number, because the mean of its divisors is an integer number (4000694187672).
Almost surely, 2221002022021193 is an apocalyptic number.
It is an amenable number.
221002022021193 is a deficient number, since it is larger than the sum of its proper divisors (163064619995319).
221002022021193 is a wasteful number, since it uses less digits than its factorization.
221002022021193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6665517 (or 6665505 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The spelling of 221002022021193 in words is "two hundred twenty-one trillion, two billion, twenty-two million, twenty-one thousand, one hundred ninety-three".
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