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220312696 = 23211130517
BaseRepresentation
bin11010010000110…
…11010001111000
3120100120001012111
431020123101320
5422400001241
633510022104
75313425032
oct1510332170
9510501174
10220312696
111033a720a
1261947934
1336849b56
142138cc52
151451cc81
hexd21b478

220312696 has 16 divisors (see below), whose sum is σ = 415047240. Its totient is φ = 109633440.

The previous prime is 220312621. The next prime is 220312709. The reversal of 220312696 is 696213022.

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 3 ways as a sum of consecutive naturals, for example, 63571 + ... + 66946.

Almost surely, 2220312696 is an apocalyptic number.

It is an amenable number.

220312696 is a deficient number, since it is larger than the sum of its proper divisors (194734544).

220312696 is a wasteful number, since it uses less digits than its factorization.

220312696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130734 (or 130730 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 220312696 is about 14842.9342112670. The cubic root of 220312696 is about 603.9669513955.

The spelling of 220312696 in words is "two hundred twenty million, three hundred twelve thousand, six hundred ninety-six".

Divisors: 1 2 4 8 211 422 844 1688 130517 261034 522068 1044136 27539087 55078174 110156348 220312696