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52473743 = 77496249
BaseRepresentation
bin1100100000101…
…0111110001111
310122201221102222
43020022332033
5101413124433
65112405555
71205006450
oct310127617
9118657388
1052473743
1127690333
12156a68bb
13ab4336a
146d7d127
154917b98
hex320af8f

52473743 has 4 divisors (see below), whose sum is σ = 59970000. Its totient is φ = 44977488.

The previous prime is 52473737. The next prime is 52473767. The reversal of 52473743 is 34737425.

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

It is a cyclic number.

It is not a de Polignac number, because 52473743 - 216 = 52408207 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 (52473703) 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, 3748118 + ... + 3748131.

It is an arithmetic number, because the mean of its divisors is an integer number (14992500).

Almost surely, 252473743 is an apocalyptic number.

52473743 is a deficient number, since it is larger than the sum of its proper divisors (7496257).

52473743 is an equidigital number, since it uses as much as digits as its factorization.

52473743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7496256.

The product of its digits is 70560, while the sum is 35.

The square root of 52473743 is about 7243.8762413503. The cubic root of 52473743 is about 374.3811850394.

The spelling of 52473743 in words is "fifty-two million, four hundred seventy-three thousand, seven hundred forty-three".

Divisors: 1 7 7496249 52473743