Base | Representation |
---|---|
bin | 1101001000001… |
… | …10101101110110 |
3 | 21200020002012110 |
4 | 12210012231312 |
5 | 211143043430 |
6 | 14532231450 |
7 | 2505033600 |
oct | 644065566 |
9 | 250202173 |
10 | 110127990 |
11 | 57189875 |
12 | 30a6b586 |
13 | 19a7b6bb |
14 | 108aa170 |
15 | 9a057b0 |
hex | 6906b76 |
110127990 has 96 divisors (see below), whose sum is σ = 323723520. Its totient is φ = 23841216.
The previous prime is 110127973. The next prime is 110128049. The reversal of 110127990 is 99721011.
110127990 = T190 + T191 + ... + T873.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25959 + ... + 29901.
It is an arithmetic number, because the mean of its divisors is an integer number (3372120).
Almost surely, 2110127990 is an apocalyptic number.
110127990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 110127990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161861760).
110127990 is an abundant number, since it is smaller than the sum of its proper divisors (213595530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
110127990 is a wasteful number, since it uses less digits than its factorization.
110127990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3986 (or 3979 counting only the distinct ones).
The product of its (nonzero) digits is 1134, while the sum is 30.
The square root of 110127990 is about 10494.1883916766. The cubic root of 110127990 is about 479.3277481704.
The spelling of 110127990 in words is "one hundred ten million, one hundred twenty-seven thousand, nine hundred ninety".
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