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69980422 = 2291378807
BaseRepresentation
bin1000010101111…
…01000100000110
311212200101002111
410022331010012
5120403333142
610535531234
71506552361
oct412750406
9155611074
1069980422
1136558366
121b529b1a
1311662945
1494190d8
156224e17
hex42bd106

69980422 has 16 divisors (see below), whose sum is σ = 109395360. Its totient is φ = 33533248.

The previous prime is 69980411. The next prime is 69980441. The reversal of 69980422 is 22408996.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3543 + ... + 12349.

It is an arithmetic number, because the mean of its divisors is an integer number (6837210).

Almost surely, 269980422 is an apocalyptic number.

69980422 is a deficient number, since it is larger than the sum of its proper divisors (39414938).

69980422 is a wasteful number, since it uses less digits than its factorization.

69980422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8975.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 69980422 is about 8365.4301742349. The cubic root of 69980422 is about 412.0901042442.

The spelling of 69980422 in words is "sixty-nine million, nine hundred eighty thousand, four hundred twenty-two".

Divisors: 1 2 29 58 137 274 3973 7946 8807 17614 255403 510806 1206559 2413118 34990211 69980422