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52415043 = 361286421
BaseRepresentation
bin1100011111110…
…0101001000011
310122121221220220
43013330221003
5101404240133
65111234123
71204343352
oct307745103
9118557826
1052415043
112765021a
1215678943
13ab22725
146d65999
1549055b3
hex31fca43

52415043 has 8 divisors (see below), whose sum is σ = 71032656. Its totient is φ = 34370400.

The previous prime is 52415023. The next prime is 52415089. The reversal of 52415043 is 34051425.

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

It is not a de Polignac number, because 52415043 - 214 = 52398659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52415003) 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, 143028 + ... + 143393.

It is an arithmetic number, because the mean of its divisors is an integer number (8879082).

Almost surely, 252415043 is an apocalyptic number.

52415043 is a deficient number, since it is larger than the sum of its proper divisors (18617613).

52415043 is a wasteful number, since it uses less digits than its factorization.

52415043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286485.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 52415043 is about 7239.8234094486. The cubic root of 52415043 is about 374.2415318594.

Adding to 52415043 its reverse (34051425), we get a palindrome (86466468).

The spelling of 52415043 in words is "fifty-two million, four hundred fifteen thousand, forty-three".

Divisors: 1 3 61 183 286421 859263 17471681 52415043