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401202230 = 251113280561
BaseRepresentation
bin10111111010011…
…101110000110110
31000221221011222212
4113322131300312
51310201432410
6103451053422
712641106542
oct2772356066
91027834885
10401202230
111965171a0
12b2441272
1365172890
143b3d8a22
152534eb05
hex17e9dc36

401202230 has 32 divisors (see below), whose sum is σ = 848419488. Its totient is φ = 134668800.

The previous prime is 401202223. The next prime is 401202251. The reversal of 401202230 is 32202104.

401202230 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138851 + ... + 141710.

It is an arithmetic number, because the mean of its divisors is an integer number (26513109).

Almost surely, 2401202230 is an apocalyptic number.

401202230 is an abundant number, since it is smaller than the sum of its proper divisors (447217258).

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

401202230 is a wasteful number, since it uses less digits than its factorization.

401202230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280592.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 401202230 is about 20030.0332001722. The cubic root of 401202230 is about 737.5437369446.

Adding to 401202230 its reverse (32202104), we get a palindrome (433404334).

The spelling of 401202230 in words is "four hundred one million, two hundred two thousand, two hundred thirty".

Divisors: 1 2 5 10 11 13 22 26 55 65 110 130 143 286 715 1430 280561 561122 1402805 2805610 3086171 3647293 6172342 7294586 15430855 18236465 30861710 36472930 40120223 80240446 200601115 401202230