Search a number
-
+
54354225445 = 5131462157193
BaseRepresentation
bin110010100111110000…
…111010100100100101
312012022001001202000221
4302213300322210211
51342304140203240
640545303404341
73632643202402
oct624760724445
9165261052027
1054354225445
11210625a8083
12a64b1536b1
135182b969a0
1428b8b312a9
151631c8aa4a
hexca7c3a925

54354225445 has 16 divisors (see below), whose sum is σ = 70248416112. Its totient is φ = 40135057920.

The previous prime is 54354225413. The next prime is 54354225451. The reversal of 54354225445 is 54452245345.

54354225445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 8033716161 + 46320509284 = 89631^2 + 215222^2 .

It is not a de Polignac number, because 54354225445 - 25 = 54354225413 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 921769 + ... + 978961.

It is an arithmetic number, because the mean of its divisors is an integer number (4390526007).

Almost surely, 254354225445 is an apocalyptic number.

It is an amenable number.

54354225445 is a deficient number, since it is larger than the sum of its proper divisors (15894190667).

54354225445 is a wasteful number, since it uses less digits than its factorization.

54354225445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71832.

The product of its digits is 1920000, while the sum is 43.

The spelling of 54354225445 in words is "fifty-four billion, three hundred fifty-four million, two hundred twenty-five thousand, four hundred forty-five".

Divisors: 1 5 13 65 14621 57193 73105 190073 285965 743509 950365 3717545 836218853 4181094265 10870845089 54354225445