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4492213261 = 79197288647
BaseRepresentation
bin1000010111100000…
…11011110000001101
3102121001220002002221
410023300123300031
533200001311021
62021431415341
7216215116444
oct41360336015
912531802087
104492213261
1119a5812348
12a54524551
135678ab473
1430887dd5b
151b45a1241
hex10bc1bc0d

4492213261 has 8 divisors (see below), whose sum is σ = 4572184320. Its totient is φ = 4412820048.

The previous prime is 4492213241. The next prime is 4492213267. The reversal of 4492213261 is 1623122944.

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

It is a cyclic number.

It is not a de Polignac number, because 4492213261 - 27 = 4492213133 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 (4492213267) 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, 128761 + ... + 159886.

It is an arithmetic number, because the mean of its divisors is an integer number (571523040).

Almost surely, 24492213261 is an apocalyptic number.

It is an amenable number.

4492213261 is a deficient number, since it is larger than the sum of its proper divisors (79971059).

4492213261 is a wasteful number, since it uses less digits than its factorization.

4492213261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288923.

The product of its digits is 20736, while the sum is 34.

The square root of 4492213261 is about 67023.9752700480. The cubic root of 4492213261 is about 1650.0108062959.

The spelling of 4492213261 in words is "four billion, four hundred ninety-two million, two hundred thirteen thousand, two hundred sixty-one".

Divisors: 1 79 197 15563 288647 22803113 56863459 4492213261