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220255026 = 23172159363
BaseRepresentation
bin11010010000011…
…01001100110010
3120100110010002120
431020031030302
5422341130101
633504455110
75313064635
oct1510151462
9510403076
10220255026
11103367952
126191a496
1336829824
1421375c1c
151450ab36
hexd20d332

220255026 has 16 divisors (see below), whose sum is σ = 466422624. Its totient is φ = 69099584.

The previous prime is 220254997. The next prime is 220255033. The reversal of 220255026 is 620552022.

It is a junction number, because it is equal to n+sod(n) for n = 220254987 and 220255005.

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, 1079580 + ... + 1079783.

It is an arithmetic number, because the mean of its divisors is an integer number (29151414).

Almost surely, 2220255026 is an apocalyptic number.

220255026 is an abundant number, since it is smaller than the sum of its proper divisors (246167598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220255026 is a wasteful number, since it uses less digits than its factorization.

220255026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159385.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 220255026 is about 14840.9914089322. The cubic root of 220255026 is about 603.9142478000.

The spelling of 220255026 in words is "two hundred twenty million, two hundred fifty-five thousand, twenty-six".

Divisors: 1 2 3 6 17 34 51 102 2159363 4318726 6478089 12956178 36709171 73418342 110127513 220255026