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5252555252 = 227187591259
BaseRepresentation
bin1001110010001001…
…11010000111110100
3111120001121110020102
410321010322013310
541224123232002
62225112253232
7244106661110
oct47104720764
914501543212
105252555252
112255a2655a
1210270a1218
13659287379
1437b844740
1520b1e2a02
hex13913a1f4

5252555252 has 12 divisors (see below), whose sum is σ = 10505110560. Its totient is φ = 2251095096.

The previous prime is 5252555251. The next prime is 5252555279. The reversal of 5252555252 is 2525552525.

5252555252 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5252555251) 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, 93795602 + ... + 93795657.

It is an arithmetic number, because the mean of its divisors is an integer number (875425880).

Almost surely, 25252555252 is an apocalyptic number.

It is an amenable number.

5252555252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5252555252 is a wasteful number, since it uses less digits than its factorization.

5252555252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187591270 (or 187591268 counting only the distinct ones).

The product of its digits is 250000, while the sum is 38.

The square root of 5252555252 is about 72474.5144999261. The cubic root of 5252555252 is about 1738.2952489006.

The spelling of 5252555252 in words is "five billion, two hundred fifty-two million, five hundred fifty-five thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 187591259 375182518 750365036 1313138813 2626277626 5252555252