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401241230 = 25133086471
BaseRepresentation
bin10111111010100…
…111010010001110
31000222000011111022
4113322213102032
51310204204410
6103451554142
712641331335
oct2772472216
91028004438
10401241230
11196543525
12b245b952
1365187560
143b408d1c
152535b455
hex17ea748e

401241230 has 16 divisors (see below), whose sum is σ = 777790944. Its totient is φ = 148150560.

The previous prime is 401241229. The next prime is 401241271. The reversal of 401241230 is 32142104.

It is a junction number, because it is equal to n+sod(n) for n = 401241199 and 401241208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1543106 + ... + 1543365.

It is an arithmetic number, because the mean of its divisors is an integer number (48611934).

Almost surely, 2401241230 is an apocalyptic number.

401241230 is a deficient number, since it is larger than the sum of its proper divisors (376549714).

401241230 is a wasteful number, since it uses less digits than its factorization.

401241230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3086491.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 401241230 is about 20031.0067145913. The cubic root of 401241230 is about 737.5676345135.

Adding to 401241230 its reverse (32142104), we get a palindrome (433383334).

The spelling of 401241230 in words is "four hundred one million, two hundred forty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 3086471 6172942 15432355 30864710 40124123 80248246 200620615 401241230