Search a number
-
+
5221001455 = 51044200291
BaseRepresentation
bin1001101110011001…
…00010100011101111
3111110212020100120021
410313030202203233
541143034021310
62222024103011
7243244531405
oct46714424357
914425210507
105221001455
11223a13473a
121018604a67
1365288a097
1437758d475
1520855d5da
hex1373228ef

5221001455 has 4 divisors (see below), whose sum is σ = 6265201752. Its totient is φ = 4176801160.

The previous prime is 5221001447. The next prime is 5221001483. The reversal of 5221001455 is 5541001225.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5221001455 - 23 = 5221001447 is a prime.

It is a super-2 number, since 2×52210014552 = 54517712386224234050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522100141 + ... + 522100150.

It is an arithmetic number, because the mean of its divisors is an integer number (1566300438).

Almost surely, 25221001455 is an apocalyptic number.

5221001455 is a deficient number, since it is larger than the sum of its proper divisors (1044200297).

5221001455 is a wasteful number, since it uses less digits than its factorization.

5221001455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044200296.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 5221001455 is about 72256.4976662999. The cubic root of 5221001455 is about 1734.8074215905.

The spelling of 5221001455 in words is "five billion, two hundred twenty-one million, one thousand, four hundred fifty-five".

Divisors: 1 5 1044200291 5221001455