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5252969750 = 25373001697
BaseRepresentation
bin1001110010001100…
…11111010100010110
3111120002101111211012
410321012133110112
541224230013000
62225125212222
7244113335420
oct47106372426
914502344735
105252969750
112256189a16
121027261072
136593a0c32
1437b911810
1520b275735
hex13919f516

5252969750 has 32 divisors (see below), whose sum is σ = 11238357312. Its totient is φ = 1801017600.

The previous prime is 5252969749. The next prime is 5252969759. The reversal of 5252969750 is 579692525.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5252969759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1499099 + ... + 1502598.

It is an arithmetic number, because the mean of its divisors is an integer number (351198666).

Almost surely, 25252969750 is an apocalyptic number.

5252969750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5252969750 is an abundant number, since it is smaller than the sum of its proper divisors (5985387562).

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

5252969750 is a wasteful number, since it uses less digits than its factorization.

5252969750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3001721 (or 3001711 counting only the distinct ones).

The product of its (nonzero) digits is 1701000, while the sum is 50.

The square root of 5252969750 is about 72477.3740556320. The cubic root of 5252969750 is about 1738.3409727383.

The spelling of 5252969750 in words is "five billion, two hundred fifty-two million, nine hundred sixty-nine thousand, seven hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 125 175 250 350 875 1750 3001697 6003394 15008485 21011879 30016970 42023758 75042425 105059395 150084850 210118790 375212125 525296975 750424250 1050593950 2626484875 5252969750