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11304024251 = 131751149431
BaseRepresentation
bin10101000011100010…
…11011100010111011
31002011210111221002212
422201301123202323
5141122312234001
65105404245335
7550060422632
oct124161334273
932153457085
1011304024251
114880910803
12223584084b
1310b1c04060
14793410519
154625e57bb
hex2a1c5b8bb

11304024251 has 8 divisors (see below), whose sum is σ = 12889656864. Its totient is φ = 9820690560.

The previous prime is 11304024247. The next prime is 11304024271. The reversal of 11304024251 is 15242040311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11304024251 - 22 = 11304024247 is a prime.

It is a super-3 number, since 3×113040242513 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11304024271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25574495 + ... + 25574936.

It is an arithmetic number, because the mean of its divisors is an integer number (1611207108).

Almost surely, 211304024251 is an apocalyptic number.

11304024251 is a deficient number, since it is larger than the sum of its proper divisors (1585632613).

11304024251 is a wasteful number, since it uses less digits than its factorization.

11304024251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51149461.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 11304024251 its reverse (15242040311), we get a palindrome (26546064562).

The spelling of 11304024251 in words is "eleven billion, three hundred four million, twenty-four thousand, two hundred fifty-one".

Divisors: 1 13 17 221 51149431 664942603 869540327 11304024251