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54672155 = 597111261
BaseRepresentation
bin1101000010001…
…1101100011011
310210212122002122
43100203230123
5102444002110
65231451455
71232464016
oct320435433
9123778078
1054672155
1128951aaa
1216386b8b
13b432bb5
14739237d
154bee255
hex3423b1b

54672155 has 8 divisors (see below), whose sum is σ = 65679984. Its totient is φ = 43688800.

The previous prime is 54672151. The next prime is 54672181. The reversal of 54672155 is 55127645.

54672155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54672155 - 22 = 54672151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54672151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 776 + ... + 10485.

It is an arithmetic number, because the mean of its divisors is an integer number (8209998).

Almost surely, 254672155 is an apocalyptic number.

54672155 is a deficient number, since it is larger than the sum of its proper divisors (11007829).

54672155 is a wasteful number, since it uses less digits than its factorization.

54672155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12237.

The product of its digits is 42000, while the sum is 35.

The square root of 54672155 is about 7394.0621447213. The cubic root of 54672155 is about 379.5381161003.

The spelling of 54672155 in words is "fifty-four million, six hundred seventy-two thousand, one hundred fifty-five".

Divisors: 1 5 971 4855 11261 56305 10934431 54672155