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3123012323 = 31193521981
BaseRepresentation
bin1011101000100101…
…0110001011100011
322001122111110112002
42322021112023203
522343442343243
61233520554215
7140251111124
oct27211261343
98048443462
103123012323
11136294a422
12731a8296b
133aa0245b2
14218aa804b
15134291eb8
hexba2562e3

3123012323 has 8 divisors (see below), whose sum is σ = 3240464256. Its totient is φ = 3006604800.

The previous prime is 3123012307. The next prime is 3123012377. The reversal of 3123012323 is 3232103213.

3123012323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3123012323 - 24 = 3123012307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3123012295 and 3123012304.

It is not an unprimeable number, because it can be changed into a prime (3122012323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255008 + ... + 266973.

It is an arithmetic number, because the mean of its divisors is an integer number (405058032).

Almost surely, 23123012323 is an apocalyptic number.

3123012323 is a deficient number, since it is larger than the sum of its proper divisors (117451933).

3123012323 is a wasteful number, since it uses less digits than its factorization.

3123012323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522205.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3123012323 is about 55883.9182860329. The cubic root of 3123012323 is about 1461.6988298800.

Adding to 3123012323 its reverse (3232103213), we get a palindrome (6355115536).

The spelling of 3123012323 in words is "three billion, one hundred twenty-three million, twelve thousand, three hundred twenty-three".

Divisors: 1 31 193 5983 521981 16181411 100742333 3123012323