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220513199 = 3110170429
BaseRepresentation
bin11010010010011…
…00001110101111
3120100221020020112
431021030032233
5422422410244
633514210235
75315221424
oct1511141657
9510836215
10220513199
11103523915
1261a2397b
13368ba1aa
1421401d4b
151455c39e
hexd24c3af

220513199 has 8 divisors (see below), whose sum is σ = 229883520. Its totient is φ = 211284000.

The previous prime is 220513177. The next prime is 220513201. The reversal of 220513199 is 991315022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-220513199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220513169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32084 + ... + 38345.

It is an arithmetic number, because the mean of its divisors is an integer number (28735440).

Almost surely, 2220513199 is an apocalyptic number.

220513199 is a deficient number, since it is larger than the sum of its proper divisors (9370321).

220513199 is a wasteful number, since it uses less digits than its factorization.

220513199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70561.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 220513199 is about 14849.6868317147. The cubic root of 220513199 is about 604.1501160069.

The spelling of 220513199 in words is "two hundred twenty million, five hundred thirteen thousand, one hundred ninety-nine".

Divisors: 1 31 101 3131 70429 2183299 7113329 220513199