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52247702 = 2132154579
BaseRepresentation
bin1100011101001…
…1110010010110
310122022110101002
43013103302112
5101333411302
65103503302
71203045443
oct307236226
9118273332
1052247702
1127546521
12155b7b32
13aa94500
146d209ca
1548c0c02
hex31d3c96

52247702 has 12 divisors (see below), whose sum is σ = 84864420. Its totient is φ = 24114168.

The previous prime is 52247669. The next prime is 52247707. The reversal of 52247702 is 20774225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52247707) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76952 + ... + 77627.

It is an arithmetic number, because the mean of its divisors is an integer number (7072035).

Almost surely, 252247702 is an apocalyptic number.

52247702 is a deficient number, since it is larger than the sum of its proper divisors (32616718).

52247702 is a wasteful number, since it uses less digits than its factorization.

52247702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154607 (or 154594 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 52247702 is about 7228.2571896689. The cubic root of 52247702 is about 373.8428376812.

The spelling of 52247702 in words is "fifty-two million, two hundred forty-seven thousand, seven hundred two".

Divisors: 1 2 13 26 169 338 154579 309158 2009527 4019054 26123851 52247702