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2284634653 = 72257181421
BaseRepresentation
bin1000100000101100…
…1100001000011101
312220012221110120021
42020023030020131
514134331302103
61014411352141
7110421034300
oct21013141035
95805843507
102284634653
11a72686914
12539152651
132a5425432
141795ccb37
15d5888bbd
hex882cc21d

2284634653 has 12 divisors (see below), whose sum is σ = 2667991932. Its totient is φ = 1950627840.

The previous prime is 2284634633. The next prime is 2284634669. The reversal of 2284634653 is 3564364822.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1597041369 + 687593284 = 39963^2 + 26222^2 .

It is not a de Polignac number, because 2284634653 - 29 = 2284634141 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 (2284634633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78118 + ... + 103303.

It is an arithmetic number, because the mean of its divisors is an integer number (222332661).

Almost surely, 22284634653 is an apocalyptic number.

It is an amenable number.

2284634653 is a deficient number, since it is larger than the sum of its proper divisors (383357279).

2284634653 is a wasteful number, since it uses less digits than its factorization.

2284634653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181692 (or 181685 counting only the distinct ones).

The product of its digits is 829440, while the sum is 43.

The square root of 2284634653 is about 47797.8519705645. The cubic root of 2284634653 is about 1317.0600802769.

The spelling of 2284634653 in words is "two billion, two hundred eighty-four million, six hundred thirty-four thousand, six hundred fifty-three".

Divisors: 1 7 49 257 1799 12593 181421 1269947 8889629 46625197 326376379 2284634653