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2663052655 = 5532610531
BaseRepresentation
bin1001111010111010…
…1111010101101111
320212121000002110211
42132232233111233
520423220141110
61120130243251
7122664400624
oct23656572557
96777002424
102663052655
11114725096a
12623a26527
1333594b503
141b397634b
15108bd798a
hex9ebaf56f

2663052655 has 4 divisors (see below), whose sum is σ = 3195663192. Its totient is φ = 2130442120.

The previous prime is 2663052643. The next prime is 2663052659. The reversal of 2663052655 is 5562503662.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2663052655 - 231 = 515569007 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 (2663052659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266305261 + ... + 266305270.

It is an arithmetic number, because the mean of its divisors is an integer number (798915798).

Almost surely, 22663052655 is an apocalyptic number.

2663052655 is a deficient number, since it is larger than the sum of its proper divisors (532610537).

2663052655 is an equidigital number, since it uses as much as digits as its factorization.

2663052655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532610536.

The product of its (nonzero) digits is 324000, while the sum is 40.

The square root of 2663052655 is about 51604.7735679559. The cubic root of 2663052655 is about 1386.0958115528.

The spelling of 2663052655 in words is "two billion, six hundred sixty-three million, fifty-two thousand, six hundred fifty-five".

Divisors: 1 5 532610531 2663052655