Search a number
-
+
1230201214 = 21155918237
BaseRepresentation
bin100100101010011…
…0110000101111110
310011201211200210221
41021110312011332
510004412414324
6322023251554
742325352314
oct11124660576
93151750727
101230201214
11581464420
122a3ba9bba
13167b39c18
14b95520b4
15730040e4
hex4953617e

1230201214 has 8 divisors (see below), whose sum is σ = 2013056568. Its totient is φ = 559182360.

The previous prime is 1230201169. The next prime is 1230201221. The reversal of 1230201214 is 4121020321.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27959097 + ... + 27959140.

It is an arithmetic number, because the mean of its divisors is an integer number (251632071).

Almost surely, 21230201214 is an apocalyptic number.

1230201214 is a deficient number, since it is larger than the sum of its proper divisors (782855354).

1230201214 is a wasteful number, since it uses less digits than its factorization.

1230201214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55918250.

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

The square root of 1230201214 is about 35074.2243535050. The cubic root of 1230201214 is about 1071.4996917040.

Adding to 1230201214 its reverse (4121020321), we get a palindrome (5351221535).

The spelling of 1230201214 in words is "one billion, two hundred thirty million, two hundred one thousand, two hundred fourteen".

Divisors: 1 2 11 22 55918237 111836474 615100607 1230201214