Search a number
-
+
122013230 = 2512201323
BaseRepresentation
bin1110100010111…
…00011000101110
322111120220200112
413101130120232
5222213410410
620035100022
73011044463
oct721343056
9274526615
10122013230
1162967389
1234a41612
131c3803a1
14122c166a
15aaa2105
hex745c62e

122013230 has 8 divisors (see below), whose sum is σ = 219623832. Its totient is φ = 48805288.

The previous prime is 122013223. The next prime is 122013251. The reversal of 122013230 is 32310221.

It is a happy number.

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, 6100652 + ... + 6100671.

It is an arithmetic number, because the mean of its divisors is an integer number (27452979).

Almost surely, 2122013230 is an apocalyptic number.

122013230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122013230 is a deficient number, since it is larger than the sum of its proper divisors (97610602).

122013230 is a wasteful number, since it uses less digits than its factorization.

122013230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12201330.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 122013230 is about 11045.9598949118. The cubic root of 122013230 is about 495.9854937441.

Adding to 122013230 its reverse (32310221), we get a palindrome (154323451).

The spelling of 122013230 in words is "one hundred twenty-two million, thirteen thousand, two hundred thirty".

Divisors: 1 2 5 10 12201323 24402646 61006615 122013230