Base | Representation |
---|---|
bin | 100011011111100… |
… | …1011111001011000 |
3 | 10002000000111020000 |
4 | 1012333023321120 |
5 | 4414342001140 |
6 | 314102333000 |
7 | 41341032411 |
oct | 10677137130 |
9 | 3060014200 |
10 | 1190968920 |
11 | 5612a8639 |
12 | 292a2a160 |
13 | 15c98194b |
14 | b425c808 |
15 | 6e854a30 |
hex | 46fcbe58 |
1190968920 has 160 divisors (see below), whose sum is σ = 4031478000. Its totient is φ = 315332352.
The previous prime is 1190968901. The next prime is 1190968921. The reversal of 1190968920 is 298690911.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1190968921) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 481527 + ... + 483993.
Almost surely, 21190968920 is an apocalyptic number.
1190968920 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 1190968920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2015739000).
1190968920 is an abundant number, since it is smaller than the sum of its proper divisors (2840509080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1190968920 is a wasteful number, since it uses less digits than its factorization.
1190968920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2639 (or 2626 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 45.
The square root of 1190968920 is about 34510.4175576014. The cubic root of 1190968920 is about 1059.9860328052.
The spelling of 1190968920 in words is "one billion, one hundred ninety million, nine hundred sixty-eight thousand, nine hundred twenty".
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