Search a number
-
+
14361870 = 235478729
BaseRepresentation
bin110110110010…
…010100001110
31000000122210010
4312302110032
512134034440
61231454050
7233034225
oct66622416
930018703
1014361870
11811a316
124987326
132c8b063
141c9bcbc
1513da580
hexdb250e

14361870 has 16 divisors (see below), whose sum is σ = 34468560. Its totient is φ = 3829824.

The previous prime is 14361829. The next prime is 14361877. The reversal of 14361870 is 7816341.

It is a happy number.

14361870 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 478729 = 14361870 / (1 + 4 + 3 + 6 + 1 + 8 + 7 + 0).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14361877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239335 + ... + 239394.

It is an arithmetic number, because the mean of its divisors is an integer number (2154285).

Almost surely, 214361870 is an apocalyptic number.

14361870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14361870 is an abundant number, since it is smaller than the sum of its proper divisors (20106690).

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

14361870 is a wasteful number, since it uses less digits than its factorization.

14361870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478739.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 14361870 is about 3789.7057933301. The cubic root of 14361870 is about 243.0731544893.

The spelling of 14361870 in words is "fourteen million, three hundred sixty-one thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 478729 957458 1436187 2393645 2872374 4787290 7180935 14361870