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2230788901 = 11202798991
BaseRepresentation
bin1000010011110111…
…0010001100100101
312202110121211002011
42010331302030211
514032040221101
61005205314221
7106165251505
oct20475621445
95673554064
102230788901
11a452497a0
12523105971
13297221743
141723b3a05
15d0c9e751
hex84f72325

2230788901 has 4 divisors (see below), whose sum is σ = 2433587904. Its totient is φ = 2027989900.

The previous prime is 2230788887. The next prime is 2230788949. The reversal of 2230788901 is 1098870322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2230788901 - 211 = 2230786853 is a prime.

It is a super-3 number, since 3×22307889013 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230788961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101399485 + ... + 101399506.

It is an arithmetic number, because the mean of its divisors is an integer number (608396976).

Almost surely, 22230788901 is an apocalyptic number.

It is an amenable number.

2230788901 is a deficient number, since it is larger than the sum of its proper divisors (202799003).

2230788901 is a wasteful number, since it uses less digits than its factorization.

2230788901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202799002.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 2230788901 is about 47231.2280276514. The cubic root of 2230788901 is about 1306.6306008877.

The spelling of 2230788901 in words is "two billion, two hundred thirty million, seven hundred eighty-eight thousand, nine hundred one".

Divisors: 1 11 202798991 2230788901