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1151348468 = 22535430889
BaseRepresentation
bin100010010100000…
…0010111011110100
32222020110120011212
41010220002323310
54324221122333
6310125220552
740350205034
oct10450027364
92866416155
101151348468
115409a7166
12281701758
131546bbaaa
14acca78c4
156b12a448
hex44a02ef4

1151348468 has 12 divisors (see below), whose sum is σ = 2052876420. Its totient is φ = 564812352.

The previous prime is 1151348461. The next prime is 1151348483. The reversal of 1151348468 is 8648431511.

It can be written as a sum of positive squares in 2 ways, for example, as 874858084 + 276490384 = 29578^2 + 16628^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151348461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2715233 + ... + 2715656.

It is an arithmetic number, because the mean of its divisors is an integer number (171073035).

Almost surely, 21151348468 is an apocalyptic number.

It is an amenable number.

1151348468 is a deficient number, since it is larger than the sum of its proper divisors (901527952).

1151348468 is a wasteful number, since it uses less digits than its factorization.

1151348468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5430946 (or 5430944 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The square root of 1151348468 is about 33931.5261666787. The cubic root of 1151348468 is about 1048.0988934609.

Adding to 1151348468 its reverse (8648431511), we get a palindrome (9799779979).

The spelling of 1151348468 in words is "one billion, one hundred fifty-one million, three hundred forty-eight thousand, four hundred sixty-eight".

Divisors: 1 2 4 53 106 212 5430889 10861778 21723556 287837117 575674234 1151348468