Base | Representation |
---|---|
bin | 101110101110010100… |
… | …1101100010101111100 |
3 | 100120222202221010112022 |
4 | 1131130221230111330 |
5 | 3120443200244322 |
6 | 114032302055312 |
7 | 10151325501200 |
oct | 1353451542574 |
9 | 316882833468 |
10 | 100338681212 |
11 | 3960a62a330 |
12 | 1754327a538 |
13 | 9600a31a23 |
14 | 4bdc022b00 |
15 | 2923d39942 |
hex | 175ca6c57c |
100338681212 has 144 divisors (see below), whose sum is σ = 231848902656. Its totient is φ = 37530864000.
The previous prime is 100338681133. The next prime is 100338681217. The reversal of 100338681212 is 212186833001.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100338681217) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8482262 + ... + 8494082.
It is an arithmetic number, because the mean of its divisors is an integer number (1610061824).
Almost surely, 2100338681212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 100338681212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115924451328).
100338681212 is an abundant number, since it is smaller than the sum of its proper divisors (131510221444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100338681212 is a wasteful number, since it uses less digits than its factorization.
100338681212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12008 (or 11999 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 35.
The spelling of 100338681212 in words is "one hundred billion, three hundred thirty-eight million, six hundred eighty-one thousand, two hundred twelve".
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