Search a number
-
+
151230827 = 1117808721
BaseRepresentation
bin10010000001110…
…01100101101011
3101112120022200202
421000321211223
5302203341302
623001222415
73514304126
oct1100714553
9345508622
10151230827
1178402a60
1242791a0b
13254401c7
14161293bd
15d424202
hex903996b

151230827 has 8 divisors (see below), whose sum is σ = 174683952. Its totient is φ = 129395200.

The previous prime is 151230817. The next prime is 151230829. The reversal of 151230827 is 728032151.

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

It is not a de Polignac number, because 151230827 - 24 = 151230811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 151230827.

It is not an unprimeable number, because it can be changed into a prime (151230829) 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 7 ways as a sum of consecutive naturals, for example, 404174 + ... + 404547.

It is an arithmetic number, because the mean of its divisors is an integer number (21835494).

Almost surely, 2151230827 is an apocalyptic number.

151230827 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

151230827 is a deficient number, since it is larger than the sum of its proper divisors (23453125).

151230827 is a wasteful number, since it uses less digits than its factorization.

151230827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808749.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 151230827 is about 12297.5943582475. The cubic root of 151230827 is about 532.7786041629.

Adding to 151230827 its reverse (728032151), we get a palindrome (879262978).

The spelling of 151230827 in words is "one hundred fifty-one million, two hundred thirty thousand, eight hundred twenty-seven".

Divisors: 1 11 17 187 808721 8895931 13748257 151230827