Base | Representation |
---|---|
bin | 101110101010110110… |
… | …1011011101110001001 |
3 | 100120200122210100102021 |
4 | 1131111231123232021 |
5 | 3120223342034233 |
6 | 114012542004441 |
7 | 10145412552463 |
oct | 1352555335611 |
9 | 316618710367 |
10 | 100222221193 |
11 | 3955a916186 |
12 | 17510276721 |
13 | 95b2877183 |
14 | 4bca789133 |
15 | 29189d2e2d |
hex | 1755b5bb89 |
100222221193 has 16 divisors (see below), whose sum is σ = 106294680000. Its totient is φ = 94230603072.
The previous prime is 100222221181. The next prime is 100222221241. The reversal of 100222221193 is 391122222001.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-100222221193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (100222221133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3487638 + ... + 3516256.
It is an arithmetic number, because the mean of its divisors is an integer number (6643417500).
Almost surely, 2100222221193 is an apocalyptic number.
It is an amenable number.
100222221193 is a deficient number, since it is larger than the sum of its proper divisors (6072458807).
100222221193 is a wasteful number, since it uses less digits than its factorization.
100222221193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30024.
The product of its (nonzero) digits is 864, while the sum is 25.
Adding to 100222221193 its reverse (391122222001), we get a palindrome (491344443194).
The spelling of 100222221193 in words is "one hundred billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred ninety-three".
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