Search a number
-
+
151241841 = 3216804649
BaseRepresentation
bin10010000001111…
…00010001110001
3101112120212210200
421000330101301
5302204214331
623001345413
73514351212
oct1100742161
9345525720
10151241841
1178410263
1242798269
132544521a
141612d409
15d4275e6
hex903c471

151241841 has 6 divisors (see below), whose sum is σ = 218460450. Its totient is φ = 100827888.

The previous prime is 151241837. The next prime is 151241851. The reversal of 151241841 is 148142151.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 127035441 + 24206400 = 11271^2 + 4920^2 .

It is not a de Polignac number, because 151241841 - 22 = 151241837 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151241851) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 8402316 + ... + 8402333.

It is an arithmetic number, because the mean of its divisors is an integer number (36410075).

Almost surely, 2151241841 is an apocalyptic number.

It is an amenable number.

151241841 is a deficient number, since it is larger than the sum of its proper divisors (67218609).

151241841 is a wasteful number, since it uses less digits than its factorization.

151241841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16804655 (or 16804652 counting only the distinct ones).

The product of its digits is 1280, while the sum is 27.

The square root of 151241841 is about 12298.0421612548. The cubic root of 151241841 is about 532.7915377717.

Adding to 151241841 its reverse (148142151), we get a palindrome (299383992).

The spelling of 151241841 in words is "one hundred fifty-one million, two hundred forty-one thousand, eight hundred forty-one".

Divisors: 1 3 9 16804649 50413947 151241841