Base | Representation |
---|---|
bin | 101100001000110… |
… | …0100111110101000 |
3 | 10211012202202002000 |
4 | 1120101210332220 |
5 | 11013114043140 |
6 | 402543011000 |
7 | 51462213525 |
oct | 13021447650 |
9 | 3735682060 |
10 | 1481002920 |
11 | 69aa95461 |
12 | 353b99a60 |
13 | 1a7aa04b7 |
14 | 10099a14c |
15 | 8a045a30 |
hex | 58464fa8 |
1481002920 has 128 divisors (see below), whose sum is σ = 4945449600. Its totient is φ = 394232832.
The previous prime is 1481002909. The next prime is 1481002921. The reversal of 1481002920 is 292001841.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (1481002921) 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, 952864 + ... + 954416.
It is an arithmetic number, because the mean of its divisors is an integer number (38636325).
Almost surely, 21481002920 is an apocalyptic number.
1481002920 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 1481002920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2472724800).
1481002920 is an abundant number, since it is smaller than the sum of its proper divisors (3464446680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1481002920 is a wasteful number, since it uses less digits than its factorization.
1481002920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2456 (or 2446 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 1481002920 is about 38483.8007478471. The cubic root of 1481002920 is about 1139.8612019382.
The spelling of 1481002920 in words is "one billion, four hundred eighty-one million, two thousand, nine hundred twenty".
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