Base | Representation |
---|---|
bin | 101000111000111… |
… | …1110011110001100 |
3 | 10112121202122020000 |
4 | 1101301332132030 |
5 | 10302221233221 |
6 | 344051524300 |
7 | 46000164423 |
oct | 12161763614 |
9 | 3477678200 |
10 | 1372055436 |
11 | 644542614 |
12 | 3235b9690 |
13 | 18b34622b |
14 | d031a2ba |
15 | 806c4e26 |
hex | 51c7e78c |
1372055436 has 120 divisors (see below), whose sum is σ = 3812719680. Its totient is φ = 429025248.
The previous prime is 1372055393. The next prime is 1372055437. The reversal of 1372055436 is 6345502731.
1372055436 is a `hidden beast` number, since 1 + 3 + 72 + 0 + 554 + 36 = 666.
It is a super-2 number, since 2×13720554362 = 3765072238914300192, which contains 22 as substring.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 1372055436.
It is not an unprimeable number, because it can be changed into a prime (1372055437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 657651 + ... + 659733.
It is an arithmetic number, because the mean of its divisors is an integer number (31772664).
Almost surely, 21372055436 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1372055436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1906359840).
1372055436 is an abundant number, since it is smaller than the sum of its proper divisors (2440664244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1372055436 is a wasteful number, since it uses less digits than its factorization.
1372055436 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2225 (or 2214 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 36.
The square root of 1372055436 is about 37041.2666630071. The cubic root of 1372055436 is about 1111.1957020205.
The spelling of 1372055436 in words is "one billion, three hundred seventy-two million, fifty-five thousand, four hundred thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •