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2205005007 = 31489493621
BaseRepresentation
bin1000001101101101…
…1011010011001111
312200200002212020010
42003123123103033
514003440130012
61002444524303
7105433143012
oct20333332317
95620085203
102205005007
11a31738997
12516550693
13291a947ba
1416cbc1379
15cd8a9c3c
hex836db4cf

2205005007 has 8 divisors (see below), whose sum is σ = 2941987120. Its totient is φ = 1469013120.

The previous prime is 2205004987. The next prime is 2205005027. The reversal of 2205005007 is 7005005022.

It is an interprime number because it is at equal distance from previous prime (2205004987) and next prime (2205005027).

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

It is not a de Polignac number, because 2205005007 - 26 = 2205004943 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 (2205005027) 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, 242344 + ... + 251277.

It is an arithmetic number, because the mean of its divisors is an integer number (367748390).

Almost surely, 22205005007 is an apocalyptic number.

2205005007 is a deficient number, since it is larger than the sum of its proper divisors (736982113).

2205005007 is a wasteful number, since it uses less digits than its factorization.

2205005007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495113.

The product of its (nonzero) digits is 700, while the sum is 21.

The square root of 2205005007 is about 46957.4808417147. The cubic root of 2205005007 is about 1301.5769830894.

It can be divided in two parts, 2 and 205005007, that multiplied together give a palindrome (410010014).

The spelling of 2205005007 in words is "two billion, two hundred five million, five thousand, seven".

Divisors: 1 3 1489 4467 493621 1480863 735001669 2205005007