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53542030 = 255354203
BaseRepresentation
bin1100110000111…
…1110010001110
310201202012212011
43030033302032
5102201321110
65151331434
71220046133
oct314176216
9121665764
1053542030
112824aa13
1215b20b7a
13b128699
14717a58a
154a7948a
hex330fc8e

53542030 has 8 divisors (see below), whose sum is σ = 96375672. Its totient is φ = 21416808.

The previous prime is 53542007. The next prime is 53542043. The reversal of 53542030 is 3024535.

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

It is a junction number, because it is equal to n+sod(n) for n = 53541992 and 53542010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2677092 + ... + 2677111.

It is an arithmetic number, because the mean of its divisors is an integer number (12046959).

Almost surely, 253542030 is an apocalyptic number.

53542030 is a deficient number, since it is larger than the sum of its proper divisors (42833642).

53542030 is a wasteful number, since it uses less digits than its factorization.

53542030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5354210.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 53542030 is about 7317.2419667522. The cubic root of 53542030 is about 376.9047502383.

Adding to 53542030 its reverse (3024535), we get a palindrome (56566565).

The spelling of 53542030 in words is "fifty-three million, five hundred forty-two thousand, thirty".

Divisors: 1 2 5 10 5354203 10708406 26771015 53542030