Base | Representation |
---|---|
bin | 100010011111010… |
… | …0001110000011000 |
3 | 2222122112222102101 |
4 | 1010332201300120 |
5 | 4332223220010 |
6 | 310455413144 |
7 | 40451252014 |
oct | 10476416030 |
9 | 2878488371 |
10 | 1157241880 |
11 | 544261a53 |
12 | 2836841b4 |
13 | 1559a3412 |
14 | ad99d544 |
15 | 6b8e173a |
hex | 44fa1c18 |
1157241880 has 16 divisors (see below), whose sum is σ = 2603794320. Its totient is φ = 462896736.
The previous prime is 1157241863. The next prime is 1157241881. The reversal of 1157241880 is 881427511.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1157241881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14465484 + ... + 14465563.
It is an arithmetic number, because the mean of its divisors is an integer number (162737145).
Almost surely, 21157241880 is an apocalyptic number.
1157241880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1157241880 is an abundant number, since it is smaller than the sum of its proper divisors (1446552440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1157241880 is a wasteful number, since it uses less digits than its factorization.
1157241880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28931058 (or 28931054 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 37.
The square root of 1157241880 is about 34018.2580388826. The cubic root of 1157241880 is about 1049.8841535079.
The spelling of 1157241880 in words is "one billion, one hundred fifty-seven million, two hundred forty-one thousand, eight hundred eighty".
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