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5252112660 = 223587535211
BaseRepresentation
bin1001110010000110…
…01110000100010100
3111120000202222010010
410321003032010110
541224020101120
62225055000220
7244103135544
oct47103160424
914500688103
105252112660
112255753a83
121026b09070
13659160a92
1437b76b324
1520b1567e0
hex1390ce114

5252112660 has 24 divisors (see below), whose sum is σ = 14705915616. Its totient is φ = 1400563360.

The previous prime is 5252112641. The next prime is 5252112683. The reversal of 5252112660 is 662112525.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43767546 + ... + 43767665.

It is an arithmetic number, because the mean of its divisors is an integer number (612746484).

Almost surely, 25252112660 is an apocalyptic number.

It is an amenable number.

5252112660 is an abundant number, since it is smaller than the sum of its proper divisors (9453802956).

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

5252112660 is a wasteful number, since it uses less digits than its factorization.

5252112660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87535223 (or 87535221 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 5252112660 is about 72471.4610036254. The cubic root of 5252112660 is about 1738.2464233199.

The spelling of 5252112660 in words is "five billion, two hundred fifty-two million, one hundred twelve thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 87535211 175070422 262605633 350140844 437676055 525211266 875352110 1050422532 1313028165 1750704220 2626056330 5252112660