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53482540 = 2254362189
BaseRepresentation
bin1100110000000…
…1010000101100
310201122012020211
43030001100230
5102142420130
65150152204
71216410526
oct314012054
9121565224
1053482540
112820a251
1215ab2664
13b107597
147162a16
154a66a2a
hex330142c

53482540 has 24 divisors (see below), whose sum is σ = 114927120. Its totient is φ = 20895168.

The previous prime is 53482529. The next prime is 53482547. The reversal of 53482540 is 4528435.

It is not an unprimeable number, because it can be changed into a prime (53482547) 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, 30235 + ... + 31954.

It is an arithmetic number, because the mean of its divisors is an integer number (4788630).

Almost surely, 253482540 is an apocalyptic number.

It is an amenable number.

53482540 is an abundant number, since it is smaller than the sum of its proper divisors (61444580).

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

53482540 is a wasteful number, since it uses less digits than its factorization.

53482540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62241 (or 62239 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 53482540 is about 7313.1757807399. The cubic root of 53482540 is about 376.7651068402.

The spelling of 53482540 in words is "fifty-three million, four hundred eighty-two thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 62189 124378 248756 310945 621890 1243780 2674127 5348254 10696508 13370635 26741270 53482540