Base | Representation |
---|---|
bin | 101010010101101… |
… | …0111101011111000 |
3 | 10200000012202202220 |
4 | 1110223113223320 |
5 | 10402141432402 |
6 | 352545324040 |
7 | 50130241224 |
oct | 12453275370 |
9 | 3600182686 |
10 | 1420655352 |
11 | 669a17436 |
12 | 337936620 |
13 | 19843128c |
14 | d696b784 |
15 | 84ac4dbc |
hex | 54ad7af8 |
1420655352 has 128 divisors (see below), whose sum is σ = 3891179520. Its totient is φ = 430848000.
The previous prime is 1420655311. The next prime is 1420655359. The reversal of 1420655352 is 2535560241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1420655359) 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, 1043152 + ... + 1044512.
It is an arithmetic number, because the mean of its divisors is an integer number (30399840).
Almost surely, 21420655352 is an apocalyptic number.
1420655352 is a gapful number since it is divisible by the number (12) 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 1420655352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1945589760).
1420655352 is an abundant number, since it is smaller than the sum of its proper divisors (2470524168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1420655352 is a wasteful number, since it uses less digits than its factorization.
1420655352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1485 (or 1481 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 33.
The square root of 1420655352 is about 37691.5819779430. The cubic root of 1420655352 is about 1124.1637510863.
The spelling of 1420655352 in words is "one billion, four hundred twenty million, six hundred fifty-five thousand, three hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •