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220253055 = 35114872741
BaseRepresentation
bin11010010000011…
…00101101111111
3120100110000101120
431020030231333
5422341044210
633504442023
75313056121
oct1510145577
9510400346
10220253055
11103366420
1261919313
1336828969
1421375211
151450a270
hexd20cb7f

220253055 has 32 divisors (see below), whose sum is σ = 385371648. Its totient is φ = 106531200.

The previous prime is 220253041. The next prime is 220253063. The reversal of 220253055 is 550352022.

It is a de Polignac number, because none of the positive numbers 2k-220253055 is a prime.

It is a super-2 number, since 2×2202530552 = 97022816473666050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78985 + ... + 81725.

It is an arithmetic number, because the mean of its divisors is an integer number (12042864).

Almost surely, 2220253055 is an apocalyptic number.

220253055 is a deficient number, since it is larger than the sum of its proper divisors (165118593).

220253055 is a wasteful number, since it uses less digits than its factorization.

220253055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3247.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 220253055 is about 14840.9250048641. The cubic root of 220253055 is about 603.9124463753.

The spelling of 220253055 in words is "two hundred twenty million, two hundred fifty-three thousand, fifty-five".

Divisors: 1 3 5 11 15 33 55 165 487 1461 2435 2741 5357 7305 8223 13705 16071 26785 30151 41115 80355 90453 150755 452265 1334867 4004601 6674335 14683537 20023005 44050611 73417685 220253055