Search a number
-
+
5145619398 = 231750447249
BaseRepresentation
bin1001100101011001…
…11110101111000110
3111021121101112211020
410302230332233012
541014234310043
62210332252010
7241341020553
oct46254765706
914247345736
105145619398
112200628017
12bb7311006
1364008590a
1436b569a2a
15201b1ce83
hex132b3ebc6

5145619398 has 16 divisors (see below), whose sum is σ = 10896606000. Its totient is φ = 1614311936.

The previous prime is 5145619397. The next prime is 5145619399. The reversal of 5145619398 is 8939165415.

It is an interprime number because it is at equal distance from previous prime (5145619397) and next prime (5145619399).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 5145619398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5145619397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25223523 + ... + 25223726.

It is an arithmetic number, because the mean of its divisors is an integer number (681037875).

Almost surely, 25145619398 is an apocalyptic number.

5145619398 is an abundant number, since it is smaller than the sum of its proper divisors (5750986602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5145619398 is a wasteful number, since it uses less digits than its factorization.

5145619398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50447271.

The product of its digits is 1166400, while the sum is 51.

The square root of 5145619398 is about 71732.9728785863. The cubic root of 5145619398 is about 1726.4177266585.

The spelling of 5145619398 in words is "five billion, one hundred forty-five million, six hundred nineteen thousand, three hundred ninety-eight".

Divisors: 1 2 3 6 17 34 51 102 50447249 100894498 151341747 302683494 857603233 1715206466 2572809699 5145619398