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54354042 = 2329413209
BaseRepresentation
bin1100111101011…
…0000001111010
310210021110201200
43033112001322
5102403312132
65220555030
71230000411
oct317260172
9123243650
1054354042
1128754aa6
1216252a76
13b351172
14730c478
154b89d7c
hex33d607a

54354042 has 24 divisors (see below), whose sum is σ = 117928980. Its totient is φ = 18093120.

The previous prime is 54354029. The next prime is 54354077. The reversal of 54354042 is 24045345.

It can be written as a sum of positive squares in 2 ways, for example, as 53890281 + 463761 = 7341^2 + 681^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54353997 and 54354015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15334 + ... + 18542.

Almost surely, 254354042 is an apocalyptic number.

54354042 is an abundant number, since it is smaller than the sum of its proper divisors (63574938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54354042 is a wasteful number, since it uses less digits than its factorization.

54354042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4158 (or 4155 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 54354042 is about 7372.5193794252. The cubic root of 54354042 is about 378.8005624749.

Adding to 54354042 its reverse (24045345), we get a palindrome (78399387).

The spelling of 54354042 in words is "fifty-four million, three hundred fifty-four thousand, forty-two".

Divisors: 1 2 3 6 9 18 941 1882 2823 3209 5646 6418 8469 9627 16938 19254 28881 57762 3019669 6039338 9059007 18118014 27177021 54354042