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52308597 = 31143191193
BaseRepresentation
bin1100011110001…
…0101001110101
310122102112220110
43013202221311
5101342333342
65105053233
71203421125
oct307425165
9118375813
1052308597
1127588250
1215627219
13aab6143
146d38c85
1548d3c9c
hex31e2a75

52308597 has 32 divisors (see below), whose sum is σ = 78667776. Its totient is φ = 30643200.

The previous prime is 52308583. The next prime is 52308617. The reversal of 52308597 is 79580325.

It is not a de Polignac number, because 52308597 - 26 = 52308533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52308517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 270933 + ... + 271125.

It is an arithmetic number, because the mean of its divisors is an integer number (2458368).

Almost surely, 252308597 is an apocalyptic number.

It is an amenable number.

52308597 is a deficient number, since it is larger than the sum of its proper divisors (26359179).

52308597 is a wasteful number, since it uses less digits than its factorization.

52308597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 52308597 is about 7232.4682508809. The cubic root of 52308597 is about 373.9880199581.

The spelling of 52308597 in words is "fifty-two million, three hundred eight thousand, five hundred ninety-seven".

Divisors: 1 3 11 33 43 129 191 193 473 573 579 1419 2101 2123 6303 6369 8213 8299 24639 24897 36863 90343 91289 110589 271029 273867 405493 1216479 1585109 4755327 17436199 52308597