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2231300140 = 225111565007
BaseRepresentation
bin1000010011111110…
…1111000000101100
312202111120210100221
42010333233000230
514032203101030
61005224301124
7106202511136
oct20477570054
95674523327
102231300140
11a45568903
125233117a4
13297370354
141724a8056
15d0d50e7a
hex84fef02c

2231300140 has 12 divisors (see below), whose sum is σ = 4685730336. Its totient is φ = 892520048.

The previous prime is 2231300119. The next prime is 2231300177. The reversal of 2231300140 is 410031322.

It is a happy number.

2231300140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×22313001403 (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55782484 + ... + 55782523.

It is an arithmetic number, because the mean of its divisors is an integer number (390477528).

Almost surely, 22231300140 is an apocalyptic number.

2231300140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2231300140 is an abundant number, since it is smaller than the sum of its proper divisors (2454430196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2231300140 is a wasteful number, since it uses less digits than its factorization.

2231300140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111565016 (or 111565014 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2231300140 is about 47236.6398042875. The cubic root of 2231300140 is about 1306.7304085535.

Adding to 2231300140 its reverse (410031322), we get a palindrome (2641331462).

The spelling of 2231300140 in words is "two billion, two hundred thirty-one million, three hundred thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 111565007 223130014 446260028 557825035 1115650070 2231300140