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10252143352 = 23111716674111
BaseRepresentation
bin10011000110001001…
…10100101011111000
3222110111012211210001
421203010310223320
5131444022041402
64413151002344
7512025531523
oct114304645370
928414184701
1010252143352
114391082050
121ba15093b4
13c75000619
146d3839bba
154000b7187
hex263134af8

10252143352 has 64 divisors (see below), whose sum is σ = 22222563840. Its totient is φ = 4382246400.

The previous prime is 10252143299. The next prime is 10252143361. The reversal of 10252143352 is 25334125201.

It is a self number, because there is not a number n which added to its sum of digits gives 10252143352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2491777 + ... + 2495887.

It is an arithmetic number, because the mean of its divisors is an integer number (347227560).

Almost surely, 210252143352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10252143352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11111281920).

10252143352 is an abundant number, since it is smaller than the sum of its proper divisors (11970420488).

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

10252143352 is a wasteful number, since it uses less digits than its factorization.

10252143352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5812 (or 5808 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 10252143352 its reverse (25334125201), we get a palindrome (35586268553).

The spelling of 10252143352 in words is "ten billion, two hundred fifty-two million, one hundred forty-three thousand, three hundred fifty-two".

Divisors: 1 2 4 8 11 17 22 34 44 68 88 136 187 374 748 1496 1667 3334 4111 6668 8222 13336 16444 18337 28339 32888 36674 45221 56678 69887 73348 90442 113356 139774 146696 180884 226712 279548 311729 361768 559096 623458 768757 1246916 1537514 2493832 3075028 6150056 6853037 13706074 27412148 54824296 75383407 116501629 150766814 233003258 301533628 466006516 603067256 932013032 1281517919 2563035838 5126071676 10252143352