Search a number
-
+
12252151351 = 115321015697
BaseRepresentation
bin10110110100100100…
…01111111000110111
31011121212120202222101
423122102033320313
5200043022320401
65343434042531
7612422365606
oct133222177067
934555522871
1012252151351
115218024720
12245b279447
13120347b4cb
148432d7a3d
154ba97c101
hex2da48fe37

12252151351 has 8 divisors (see below), whose sum is σ = 13618172304. Its totient is φ = 10928161920.

The previous prime is 12252151321. The next prime is 12252151361. The reversal of 12252151351 is 15315125221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12252151351 - 217 = 12252020279 is a prime.

It is a super-2 number, since 2×122521513512 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12252151321) 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, 10507266 + ... + 10508431.

It is an arithmetic number, because the mean of its divisors is an integer number (1702271538).

Almost surely, 212252151351 is an apocalyptic number.

12252151351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12252151351 is a deficient number, since it is larger than the sum of its proper divisors (1366020953).

12252151351 is a wasteful number, since it uses less digits than its factorization.

12252151351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21015761.

The product of its digits is 3000, while the sum is 28.

Adding to 12252151351 its reverse (15315125221), we get a palindrome (27567276572).

The spelling of 12252151351 in words is "twelve billion, two hundred fifty-two million, one hundred fifty-one thousand, three hundred fifty-one".

Divisors: 1 11 53 583 21015697 231172667 1113831941 12252151351