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3101130023 = 4013772771
BaseRepresentation
bin1011100011010111…
…0111110100100111
322000010022201122112
42320311313310213
522322342130043
61231415551235
7136564112255
oct27065676447
98003281575
103101130023
111351563982
1272668b51b
133a56324a4
14215c0d5d5
151323bd518
hexb8d77d27

3101130023 has 4 divisors (see below), whose sum is σ = 3101906808. Its totient is φ = 3100353240.

The previous prime is 3101130007. The next prime is 3101130037. The reversal of 3101130023 is 3200311013.

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 3101130023 - 24 = 3101130007 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 (3101130073) 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, 382373 + ... + 390398.

It is an arithmetic number, because the mean of its divisors is an integer number (775476702).

Almost surely, 23101130023 is an apocalyptic number.

3101130023 is a deficient number, since it is larger than the sum of its proper divisors (776785).

3101130023 is an equidigital number, since it uses as much as digits as its factorization.

3101130023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776784.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 3101130023 is about 55687.7906097917. The cubic root of 3101130023 is about 1458.2768848667.

Adding to 3101130023 its reverse (3200311013), we get a palindrome (6301441036).

The spelling of 3101130023 in words is "three billion, one hundred one million, one hundred thirty thousand, twenty-three".

Divisors: 1 4013 772771 3101130023