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3112113101 = 10130813001
BaseRepresentation
bin1011100101111111…
…0001001111001101
322000212222201121012
42321133301033031
522333200104401
61232451215005
7140056345016
oct27137611715
98025881535
103112113101
1113577856a9
1272a2a7465
133a79a9656
1421746c00d
1513333c8bb
hexb97f13cd

3112113101 has 4 divisors (see below), whose sum is σ = 3142926204. Its totient is φ = 3081300000.

The previous prime is 3112113091. The next prime is 3112113133. The reversal of 3112113101 is 1013112113.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2571504100 + 540609001 = 50710^2 + 23251^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112113101 - 214 = 3112096717 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 (3112113161) 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, 15406400 + ... + 15406601.

It is an arithmetic number, because the mean of its divisors is an integer number (785731551).

Almost surely, 23112113101 is an apocalyptic number.

It is an amenable number.

3112113101 is a deficient number, since it is larger than the sum of its proper divisors (30813103).

3112113101 is a wasteful number, since it uses less digits than its factorization.

3112113101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30813102.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 3112113101 is about 55786.3164315408. The cubic root of 3112113101 is about 1459.9964191130.

Adding to 3112113101 its reverse (1013112113), we get a palindrome (4125225214).

It can be divided in two parts, 3112113 and 101, that multiplied together give a palindrome (314323413).

The spelling of 3112113101 in words is "three billion, one hundred twelve million, one hundred thirteen thousand, one hundred one".

Divisors: 1 101 30813001 3112113101