Base | Representation |
---|---|
bin | 101111001000101011… |
… | …1100110110000110101 |
3 | 100200021102011220012210 |
4 | 1132101113212300311 |
5 | 3124301110212323 |
6 | 114300135004033 |
7 | 10212255266430 |
oct | 1362127466065 |
9 | 320242156183 |
10 | 101223132213 |
11 | 39a23901475 |
12 | 1774b509619 |
13 | 9712042c08 |
14 | 4c83692817 |
15 | 29767e4293 |
hex | 17915e6c35 |
101223132213 has 32 divisors (see below), whose sum is σ = 155583332352. Its totient is φ = 57341908800.
The previous prime is 101223132211. The next prime is 101223132223. The reversal of 101223132213 is 312231322101.
It is not a de Polignac number, because 101223132213 - 21 = 101223132211 is a prime.
It is a super-2 number, since 2×1012231322132 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 101223132213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101223132211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1132158 + ... + 1218288.
It is an arithmetic number, because the mean of its divisors is an integer number (4861979136).
Almost surely, 2101223132213 is an apocalyptic number.
It is an amenable number.
101223132213 is a deficient number, since it is larger than the sum of its proper divisors (54360200139).
101223132213 is a wasteful number, since it uses less digits than its factorization.
101223132213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86625.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 101223132213 its reverse (312231322101), we get a palindrome (413454454314).
The spelling of 101223132213 in words is "one hundred one billion, two hundred twenty-three million, one hundred thirty-two thousand, two hundred thirteen".
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