Base | Representation |
---|---|
bin | 101110100100111000… |
… | …1101110110001101111 |
3 | 100120011201002010200212 |
4 | 1131021301232301233 |
5 | 3114321114134411 |
6 | 113541031013035 |
7 | 10140432103226 |
oct | 1351161566157 |
9 | 316151063625 |
10 | 100022021231 |
11 | 39467906a70 |
12 | 1747520a17b |
13 | 958024cb62 |
14 | 4babd53cbd |
15 | 290613968b |
hex | 1749c6ec6f |
100022021231 has 16 divisors (see below), whose sum is σ = 111733036800. Its totient is φ = 88750408320.
The previous prime is 100022021201. The next prime is 100022021237. The reversal of 100022021231 is 132120220001.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 100022021231 - 214 = 100022004847 is a prime.
It is a super-2 number, since 2×1000220212312 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100022021237) 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, 586151 + ... + 737303.
It is an arithmetic number, because the mean of its divisors is an integer number (6983314800).
Almost surely, 2100022021231 is an apocalyptic number.
100022021231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
100022021231 is a deficient number, since it is larger than the sum of its proper divisors (11711015569).
100022021231 is a wasteful number, since it uses less digits than its factorization.
100022021231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152606.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 100022021231 its reverse (132120220001), we get a palindrome (232142241232).
The spelling of 100022021231 in words is "one hundred billion, twenty-two million, twenty-one thousand, two hundred thirty-one".
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