| Base | Representation |
|---|---|
| bin | 100001001011001… |
| … | …0110011000110000 |
| 3 | 2212120121010202102 |
| 4 | 1002112112120300 |
| 5 | 4234431430440 |
| 6 | 302242435532 |
| 7 | 36404443130 |
| oct | 10226263060 |
| 9 | 2776533672 |
| 10 | 1113155120 |
| 11 | 52138aa10 |
| 12 | 270962ba8 |
| 13 | 14980868c |
| 14 | a7ba4ac0 |
| 15 | 67ad3b15 |
| hex | 42596630 |
1113155120 has 160 divisors (see below), whose sum is σ = 3250077696. Its totient is φ = 344448000.
The previous prime is 1113155107. The next prime is 1113155123. The reversal of 1113155120 is 215513111.
It is a happy number.
It is a super-2 number, since 2×11131551202 = 2478228642364428800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 1113155092 and 1113155101.
It is not an unprimeable number, because it can be changed into a prime (1113155123) 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, 966545 + ... + 967695.
Almost surely, 21113155120 is an apocalyptic number.
1113155120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1113155120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1625038848).
1113155120 is an abundant number, since it is smaller than the sum of its proper divisors (2136922576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1113155120 is a wasteful number, since it uses less digits than its factorization.
1113155120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1339 (or 1333 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 20.
The square root of 1113155120 is about 33363.9793789650. The cubic root of 1113155120 is about 1036.3789006771.
Adding to 1113155120 its reverse (215513111), we get a palindrome (1328668231).
It can be divided in two parts, 11 and 13155120, that added together give a palindrome (13155131).
The spelling of 1113155120 in words is "one billion, one hundred thirteen million, one hundred fifty-five thousand, one hundred twenty".
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