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54435045 = 357518429
BaseRepresentation
bin1100111110100…
…1110011100101
310210102120211210
43033221303211
5102413410140
65222422033
71230455520
oct317516345
9123376753
1054435045
11287aa945
1216291919
13b37bcb2
14732dbb7
154ba3d80
hex33e9ce5

54435045 has 16 divisors (see below), whose sum is σ = 99538560. Its totient is φ = 24884544.

The previous prime is 54435023. The next prime is 54435049. The reversal of 54435045 is 54053445.

It is not a de Polignac number, because 54435045 - 27 = 54434917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54435049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259110 + ... + 259319.

It is an arithmetic number, because the mean of its divisors is an integer number (6221160).

Almost surely, 254435045 is an apocalyptic number.

It is an amenable number.

54435045 is a deficient number, since it is larger than the sum of its proper divisors (45103515).

54435045 is a wasteful number, since it uses less digits than its factorization.

54435045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518444.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 54435045 is about 7378.0109108079. The cubic root of 54435045 is about 378.9886426423.

The spelling of 54435045 in words is "fifty-four million, four hundred thirty-five thousand, forty-five".

Divisors: 1 3 5 7 15 21 35 105 518429 1555287 2592145 3629003 7776435 10887009 18145015 54435045