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220298495 = 5172591747
BaseRepresentation
bin11010010000101…
…11110011111111
3120100112022201112
431020113303333
5422344022440
633505432235
75313335444
oct1510276377
9510468645
10220298495
1110339757a
126193b67b
1336843551
14213879cb
1514518965
hexd217cff

220298495 has 8 divisors (see below), whose sum is σ = 279908784. Its totient is φ = 165871744.

The previous prime is 220298387. The next prime is 220298497. The reversal of 220298495 is 594892022.

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-220298495 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 (220298497) 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, 1295789 + ... + 1295958.

It is an arithmetic number, because the mean of its divisors is an integer number (34988598).

Almost surely, 2220298495 is an apocalyptic number.

220298495 is a deficient number, since it is larger than the sum of its proper divisors (59610289).

220298495 is a wasteful number, since it uses less digits than its factorization.

220298495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591769.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 220298495 is about 14842.4558277935. The cubic root of 220298495 is about 603.9539742058.

The spelling of 220298495 in words is "two hundred twenty million, two hundred ninety-eight thousand, four hundred ninety-five".

Divisors: 1 5 17 85 2591747 12958735 44059699 220298495