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353680030 = 25113215273
BaseRepresentation
bin10101000101001…
…011101010011110
3220122111210210101
4111011023222132
51211020230110
655032331314
711523142054
oct2505135236
9818453711
10353680030
11171709050
129a543b3a
1358374232
1434d881d4
15210b413a
hex1514ba9e

353680030 has 16 divisors (see below), whose sum is σ = 694499184. Its totient is φ = 128610880.

The previous prime is 353680001. The next prime is 353680057. The reversal of 353680030 is 30086353.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1607527 + ... + 1607746.

It is an arithmetic number, because the mean of its divisors is an integer number (43406199).

Almost surely, 2353680030 is an apocalyptic number.

353680030 is a deficient number, since it is larger than the sum of its proper divisors (340819154).

353680030 is a wasteful number, since it uses less digits than its factorization.

353680030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215291.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 353680030 is about 18806.3826931178. The cubic root of 353680030 is about 707.1911973795.

The spelling of 353680030 in words is "three hundred fifty-three million, six hundred eighty thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 3215273 6430546 16076365 32152730 35368003 70736006 176840015 353680030