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235042406 = 21071378017
BaseRepresentation
bin11100000001001…
…11011001100110
3121101021101120022
432000213121212
5440132324111
635153435142
75552553554
oct1600473146
9541241508
10235042406
11110747925
126686bab2
1339906461
1423304bd4
151597c2db
hexe027666

235042406 has 16 divisors (see below), whose sum is σ = 358500816. Its totient is φ = 115558656.

The previous prime is 235042393. The next prime is 235042411. The reversal of 235042406 is 604240532.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25310 + ... + 33326.

It is an arithmetic number, because the mean of its divisors is an integer number (22406301).

Almost surely, 2235042406 is an apocalyptic number.

235042406 is a deficient number, since it is larger than the sum of its proper divisors (123458410).

235042406 is a wasteful number, since it uses less digits than its factorization.

235042406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8263.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 235042406 is about 15331.0927855779. The cubic root of 235042406 is about 617.1376958639.

Adding to 235042406 its reverse (604240532), we get a palindrome (839282938).

The spelling of 235042406 in words is "two hundred thirty-five million, forty-two thousand, four hundred six".

Divisors: 1 2 107 137 214 274 8017 14659 16034 29318 857819 1098329 1715638 2196658 117521203 235042406