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11510252416 = 271359117241
BaseRepresentation
bin10101011100001000…
…01000001110000000
31002201011120101222001
422232010020032000
5142033111034131
65142052353344
7555143350135
oct125604101600
932634511861
1011510252416
114977268003
122292915854
13111585c160
147b297458c
15475780261
hex2ae108380

11510252416 has 64 divisors (see below), whose sum is σ = 25113236400. Its totient is φ = 5222338560.

The previous prime is 11510252393. The next prime is 11510252447. The reversal of 11510252416 is 61425201511.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39556 + ... + 156796.

Almost surely, 211510252416 is an apocalyptic number.

11510252416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11510252416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12556618200).

11510252416 is an abundant number, since it is smaller than the sum of its proper divisors (13602983984).

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

11510252416 is a wasteful number, since it uses less digits than its factorization.

11510252416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117327 (or 117315 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 11510252416 its reverse (61425201511), we get a palindrome (72935453927).

The spelling of 11510252416 in words is "eleven billion, five hundred ten million, two hundred fifty-two thousand, four hundred sixteen".

Divisors: 1 2 4 8 13 16 26 32 52 59 64 104 118 128 208 236 416 472 767 832 944 1534 1664 1888 3068 3776 6136 7552 12272 24544 49088 98176 117241 234482 468964 937928 1524133 1875856 3048266 3751712 6096532 6917219 7503424 12193064 13834438 15006848 24386128 27668876 48772256 55337752 89923847 97544512 110675504 179847694 195089024 221351008 359695388 442702016 719390776 885404032 1438781552 2877563104 5755126208 11510252416