Search a number
-
+
412120231 = 31131910079
BaseRepresentation
bin11000100100000…
…111010010100111
31001201110212200021
4120210013102213
51321000321411
6104521100011
713132651465
oct3044072247
91051425607
10412120231
111a16a4036
12b6027607
13674c6233
143ca3b835
15262a9a71
hex189074a7

412120231 has 8 divisors (see below), whose sum is σ = 425779200. Its totient is φ = 398484120.

The previous prime is 412120229. The next prime is 412120271. The reversal of 412120231 is 132021214.

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 412120231 - 21 = 412120229 is a prime.

It is a super-2 number, since 2×4121202312 = 339686169598986722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412120271) 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, 35850 + ... + 45928.

It is an arithmetic number, because the mean of its divisors is an integer number (53222400).

Almost surely, 2412120231 is an apocalyptic number.

412120231 is a deficient number, since it is larger than the sum of its proper divisors (13658969).

412120231 is a wasteful number, since it uses less digits than its factorization.

412120231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11429.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 412120231 is about 20300.7445922557. The cubic root of 412120231 is about 744.1742610031.

Adding to 412120231 its reverse (132021214), we get a palindrome (544141445).

The spelling of 412120231 in words is "four hundred twelve million, one hundred twenty thousand, two hundred thirty-one".

Divisors: 1 31 1319 10079 40889 312449 13294201 412120231