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54142260 = 22358910139
BaseRepresentation
bin1100111010001…
…0010100110100
310202212201012220
43032202110310
5102330023020
65212242340
71225126104
oct316422464
9122781186
1054142260
112861a977
12161703b0
13b2a8953
147295204
154b47240
hex33a2534

54142260 has 48 divisors (see below), whose sum is σ = 153316800. Its totient is φ = 14274304.

The previous prime is 54142247. The next prime is 54142271. The reversal of 54142260 is 6224145.

It is a self number, because there is not a number n which added to its sum of digits gives 54142260.

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, 271 + ... + 10409.

It is an arithmetic number, because the mean of its divisors is an integer number (3194100).

Almost surely, 254142260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54142260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76658400).

54142260 is an abundant number, since it is smaller than the sum of its proper divisors (99174540).

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

54142260 is a wasteful number, since it uses less digits than its factorization.

54142260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10240 (or 10238 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 54142260 is about 7358.1424286297. The cubic root of 54142260 is about 378.3079431211.

The spelling of 54142260 in words is "fifty-four million, one hundred forty-two thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 89 178 267 356 445 534 890 1068 1335 1780 2670 5340 10139 20278 30417 40556 50695 60834 101390 121668 152085 202780 304170 608340 902371 1804742 2707113 3609484 4511855 5414226 9023710 10828452 13535565 18047420 27071130 54142260