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52483487 = 77497641
BaseRepresentation
bin1100100000110…
…1010110011111
310122202102210212
43020031112133
5101413432422
65112523035
71205050040
oct310152637
9118672725
1052483487
1127697691
12156b047b
13ab47924
146d828c7
15491a9e2
hex320d59f

52483487 has 4 divisors (see below), whose sum is σ = 59981136. Its totient is φ = 44985840.

The previous prime is 52483477. The next prime is 52483489. The reversal of 52483487 is 78438425.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52483487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52483489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3748814 + ... + 3748827.

It is an arithmetic number, because the mean of its divisors is an integer number (14995284).

Almost surely, 252483487 is an apocalyptic number.

52483487 is a deficient number, since it is larger than the sum of its proper divisors (7497649).

52483487 is an equidigital number, since it uses as much as digits as its factorization.

52483487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7497648.

The product of its digits is 215040, while the sum is 41.

The square root of 52483487 is about 7244.5487782194. The cubic root of 52483487 is about 374.4043569109.

The spelling of 52483487 in words is "fifty-two million, four hundred eighty-three thousand, four hundred eighty-seven".

Divisors: 1 7 7497641 52483487