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2320812001 = 17479285007
BaseRepresentation
bin1000101001010100…
…1100011111100001
312222202000110120001
42022111030133201
514223111441001
61022143020001
7111340401514
oct21225143741
95882013501
102320812001
11a91046452
1254929a601
132aca81051
14180328d7b
15d8b33001
hex8a54c7e1

2320812001 has 8 divisors (see below), whose sum is σ = 2462469120. Its totient is φ = 2179725888.

The previous prime is 2320811989. The next prime is 2320812017. The reversal of 2320812001 is 1002180232.

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 2320812001 - 215 = 2320779233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2320812001.

It is not an unprimeable number, because it can be changed into a prime (2320812061) 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, 134361 + ... + 150646.

It is an arithmetic number, because the mean of its divisors is an integer number (307808640).

Almost surely, 22320812001 is an apocalyptic number.

It is an amenable number.

2320812001 is a deficient number, since it is larger than the sum of its proper divisors (141657119).

2320812001 is a wasteful number, since it uses less digits than its factorization.

2320812001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285503.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2320812001 is about 48174.8067043346. The cubic root of 2320812001 is about 1323.9756175857.

Adding to 2320812001 its reverse (1002180232), we get a palindrome (3322992233).

The spelling of 2320812001 in words is "two billion, three hundred twenty million, eight hundred twelve thousand, one".

Divisors: 1 17 479 8143 285007 4845119 136518353 2320812001