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151232814 = 23223933511
BaseRepresentation
bin10010000001110…
…10000100101110
3101112120102102100
421000322010232
5302203422224
623001235530
73514312665
oct1100720456
9345512370
10151232814
11784044a7
1242792ba6
1325441095
1416129ddc
15d424ac9
hex903a12e

151232814 has 24 divisors (see below), whose sum is σ = 327901392. Its totient is φ = 50375520.

The previous prime is 151232779. The next prime is 151232821. The reversal of 151232814 is 418232151.

It is a Curzon number.

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 11 ways as a sum of consecutive naturals, for example, 41319 + ... + 44829.

It is an arithmetic number, because the mean of its divisors is an integer number (13662558).

Almost surely, 2151232814 is an apocalyptic number.

151232814 is an abundant number, since it is smaller than the sum of its proper divisors (176668578).

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

151232814 is a wasteful number, since it uses less digits than its factorization.

151232814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5912 (or 5909 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 151232814 is about 12297.6751461404. The cubic root of 151232814 is about 532.7809375197.

Adding to 151232814 its reverse (418232151), we get a palindrome (569464965).

The spelling of 151232814 in words is "one hundred fifty-one million, two hundred thirty-two thousand, eight hundred fourteen".

Divisors: 1 2 3 6 9 18 2393 3511 4786 7022 7179 10533 14358 21066 21537 31599 43074 63198 8401823 16803646 25205469 50410938 75616407 151232814