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54087141 = 3127141961
BaseRepresentation
bin1100111001010…
…0110111100101
310202202220121110
43032110313211
5102321242031
65211135233
71224506313
oct316246745
9122686543
1054087141
1128592519
1216144519
13b289834
14727d0b3
154b35c46
hex3394de5

54087141 has 8 divisors (see below), whose sum is σ = 72684544. Its totient is φ = 35773920.

The previous prime is 54087139. The next prime is 54087151. The reversal of 54087141 is 14178045.

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

It is not a de Polignac number, because 54087141 - 21 = 54087139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54087099 and 54087108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54087101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70600 + ... + 71361.

It is an arithmetic number, because the mean of its divisors is an integer number (9085568).

Almost surely, 254087141 is an apocalyptic number.

It is an amenable number.

54087141 is a deficient number, since it is larger than the sum of its proper divisors (18597403).

54087141 is a wasteful number, since it uses less digits than its factorization.

54087141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142091.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 54087141 is about 7354.3960323061. The cubic root of 54087141 is about 378.1795219607.

It can be divided in two parts, 54087 and 141, that multiplied together give a palindrome (7626267).

The spelling of 54087141 in words is "fifty-four million, eighty-seven thousand, one hundred forty-one".

Divisors: 1 3 127 381 141961 425883 18029047 54087141