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2663870434 = 24193178843
BaseRepresentation
bin1001111011000111…
…0110111111100010
320212122112122020221
42132301312333202
520423422323214
61120155553254
7123004345051
oct23661667742
96778478227
102663870434
11114775a315
1262415b82a
13335b767c4
141b3b0a398
15108ce9e24
hex9ec76fe2

2663870434 has 8 divisors (see below), whose sum is σ = 4005343440. Its totient is φ = 1328755956.

The previous prime is 2663870431. The next prime is 2663870467. The reversal of 2663870434 is 4340783662.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (2663870431) 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, 1588584 + ... + 1590259.

It is an arithmetic number, because the mean of its divisors is an integer number (500667930).

Almost surely, 22663870434 is an apocalyptic number.

2663870434 is a deficient number, since it is larger than the sum of its proper divisors (1341473006).

2663870434 is a wasteful number, since it uses less digits than its factorization.

2663870434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179264.

The product of its (nonzero) digits is 580608, while the sum is 43.

The square root of 2663870434 is about 51612.6964418640. The cubic root of 2663870434 is about 1386.2376793245.

The spelling of 2663870434 in words is "two billion, six hundred sixty-three million, eight hundred seventy thousand, four hundred thirty-four".

Divisors: 1 2 419 838 3178843 6357686 1331935217 2663870434