Base | Representation |
---|---|
bin | 100010000011000… |
… | …1111000111110000 |
3 | 2221121210021110100 |
4 | 1010012033013300 |
5 | 4314434013423 |
6 | 305211232400 |
7 | 40211652324 |
oct | 10406170760 |
9 | 2847707410 |
10 | 1142485488 |
11 | 5369a3291 |
12 | 27a748700 |
13 | 152907921 |
14 | aba3b984 |
15 | 6a479343 |
hex | 4418f1f0 |
1142485488 has 30 divisors (see below), whose sum is σ = 3197372984. Its totient is φ = 380828448.
The previous prime is 1142485481. The next prime is 1142485489. The reversal of 1142485488 is 8845842411.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1142485481) 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 5 ways as a sum of consecutive naturals, for example, 3966820 + ... + 3967107.
Almost surely, 21142485488 is an apocalyptic number.
1142485488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
1142485488 is an abundant number, since it is smaller than the sum of its proper divisors (2054887496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1142485488 is a wasteful number, since it uses less digits than its factorization.
1142485488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7933941 (or 7933932 counting only the distinct ones).
The product of its digits is 327680, while the sum is 45.
The square root of 1142485488 is about 33800.6728927103. The cubic root of 1142485488 is about 1045.4025716335.
The spelling of 1142485488 in words is "one billion, one hundred forty-two million, four hundred eighty-five thousand, four hundred eighty-eight".
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