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4105130231 = 18199225569
BaseRepresentation
bin1111010010101111…
…0101000011110111
3101121002112020000102
43310223311003313
531401403131411
61515203104315
7203505013466
oct36453650367
911532466012
104105130231
11181726a114
1296697209b
13505640357
142ad2bc9dd
151905ded3b
hexf4af50f7

4105130231 has 4 divisors (see below), whose sum is σ = 4105374000. Its totient is φ = 4104886464.

The previous prime is 4105130209. The next prime is 4105130287. The reversal of 4105130231 is 1320315014.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4105130231 - 210 = 4105129207 is a prime.

It is a super-2 number, since 2×41051302312 = 33704188426940226722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4105130201) 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, 94586 + ... + 130983.

It is an arithmetic number, because the mean of its divisors is an integer number (1026343500).

Almost surely, 24105130231 is an apocalyptic number.

4105130231 is a deficient number, since it is larger than the sum of its proper divisors (243769).

4105130231 is a wasteful number, since it uses less digits than its factorization.

4105130231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243768.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 4105130231 is about 64071.2902242494. The cubic root of 4105130231 is about 1601.1879499275.

Adding to 4105130231 its reverse (1320315014), we get a palindrome (5425445245).

The spelling of 4105130231 in words is "four billion, one hundred five million, one hundred thirty thousand, two hundred thirty-one".

Divisors: 1 18199 225569 4105130231