Search a number
-
+
54360215441 = 77765745063
BaseRepresentation
bin110010101000000111…
…110000111110010001
312012022110100001202122
4302220013300332101
51342312203343231
640550040024025
73633045131060
oct625007607621
9165273301678
1054360215441
1121065a19494
12a651162015
1351841b326c
1428b98501d7
15163257077b
hexca81f0f91

54360215441 has 4 divisors (see below), whose sum is σ = 62125960512. Its totient is φ = 46594470372.

The previous prime is 54360215431. The next prime is 54360215491. The reversal of 54360215441 is 14451206345.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54360215441 - 210 = 54360214417 is a prime.

It is a super-3 number, since 3×543602154413 (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (54360215401) 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 3 ways as a sum of consecutive naturals, for example, 3882872525 + ... + 3882872538.

It is an arithmetic number, because the mean of its divisors is an integer number (15531490128).

Almost surely, 254360215441 is an apocalyptic number.

It is an amenable number.

54360215441 is a deficient number, since it is larger than the sum of its proper divisors (7765745071).

54360215441 is an equidigital number, since it uses as much as digits as its factorization.

54360215441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7765745070.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 54360215441 in words is "fifty-four billion, three hundred sixty million, two hundred fifteen thousand, four hundred forty-one".

Divisors: 1 7 7765745063 54360215441