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2120001207 = 32932411833
BaseRepresentation
bin111111001011100…
…1010011010110111
312110202011012221020
41332113022122313
513320210014312
6550210552223
7103351466352
oct17627123267
95422135836
102120001207
1199875a315
124b1b98673
1327a2a19ac
141617b5299
15c61b878c
hex7e5ca6b7

2120001207 has 8 divisors (see below), whose sum is σ = 2836316784. Its totient is φ = 1408509888.

The previous prime is 2120001197. The next prime is 2120001229. The reversal of 2120001207 is 7021000212.

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

It is not a de Polignac number, because 2120001207 - 211 = 2119999159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120001407) 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, 1205038 + ... + 1206795.

It is an arithmetic number, because the mean of its divisors is an integer number (354539598).

Almost surely, 22120001207 is an apocalyptic number.

2120001207 is a deficient number, since it is larger than the sum of its proper divisors (716315577).

2120001207 is a wasteful number, since it uses less digits than its factorization.

2120001207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412129.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 2120001207 is about 46043.4708400659. The cubic root of 2120001207 is about 1284.6319015097.

Adding to 2120001207 its reverse (7021000212), we get a palindrome (9141001419).

The spelling of 2120001207 in words is "two billion, one hundred twenty million, one thousand, two hundred seven".

Divisors: 1 3 293 879 2411833 7235499 706667069 2120001207