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52500299 = 3789107149
BaseRepresentation
bin1100100001000…
…1011101001011
310122210021212112
43020101131023
5101420002144
65113132535
71205150045
oct310213513
9118707775
1052500299
11276a9285
12156ba14b
13ab52487
146d88a95
15492099e
hex321174b

52500299 has 16 divisors (see below), whose sum is σ = 55404000. Its totient is φ = 49699584.

The previous prime is 52500293. The next prime is 52500337. The reversal of 52500299 is 99200525.

It is not a de Polignac number, because 52500299 - 212 = 52496203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52500293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352277 + ... + 352425.

It is an arithmetic number, because the mean of its divisors is an integer number (3462750).

Almost surely, 252500299 is an apocalyptic number.

52500299 is a deficient number, since it is larger than the sum of its proper divisors (2903701).

52500299 is a wasteful number, since it uses less digits than its factorization.

52500299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 52500299 is about 7245.7090060256. The cubic root of 52500299 is about 374.4443302081. Note that the first 3 decimals are identical.

The spelling of 52500299 in words is "fifty-two million, five hundred thousand, two hundred ninety-nine".

Divisors: 1 37 89 107 149 3293 3959 5513 9523 13261 15943 352351 490657 589891 1418927 52500299