Base | Representation |
---|---|
bin | 101000010000100… |
… | …1011011011011000 |
3 | 10111010220112220111 |
4 | 1100201023123120 |
5 | 10231310443330 |
6 | 342013534104 |
7 | 45322150420 |
oct | 12041133330 |
9 | 3433815814 |
10 | 1350874840 |
11 | 633596297 |
12 | 3184a4334 |
13 | 186b3b633 |
14 | cb5a5480 |
15 | 7d8de32a |
hex | 5084b6d8 |
1350874840 has 64 divisors (see below), whose sum is σ = 3480019200. Its totient is φ = 462311808.
The previous prime is 1350874831. The next prime is 1350874867. The reversal of 1350874840 is 484780531.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 1350874793 and 1350874802.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 160251 + ... + 168469.
It is an arithmetic number, because the mean of its divisors is an integer number (54375300).
Almost surely, 21350874840 is an apocalyptic number.
1350874840 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 1350874840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1740009600).
1350874840 is an abundant number, since it is smaller than the sum of its proper divisors (2129144360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1350874840 is a wasteful number, since it uses less digits than its factorization.
1350874840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8824 (or 8820 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 40.
The square root of 1350874840 is about 36754.2492781447. The cubic root of 1350874840 is about 1105.4481341981.
1350874840 divided by its sum of digits (40) gives a triangular number (33771871 = T8218).
The spelling of 1350874840 in words is "one billion, three hundred fifty million, eight hundred seventy-four thousand, eight hundred forty".
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