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2040433123 = 19641167537
BaseRepresentation
bin111100110011110…
…1000100111100011
312021012102202001011
41321213220213203
513134322324443
6534245321351
7101364252421
oct17147504743
95235382034
102040433123
11957853673
1248b406257
132669630a1
14154dc2111
15be1ecb9d
hex799e89e3

2040433123 has 8 divisors (see below), whose sum is σ = 2151187920. Its totient is φ = 1930014720.

The previous prime is 2040433067. The next prime is 2040433133. The reversal of 2040433123 is 3213340402.

It is a happy number.

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 2040433123 - 213 = 2040424931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2040433094 and 2040433103.

It is not an unprimeable number, because it can be changed into a prime (2040433133) 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, 71590 + ... + 95947.

It is an arithmetic number, because the mean of its divisors is an integer number (268898490).

Almost surely, 22040433123 is an apocalyptic number.

2040433123 is a deficient number, since it is larger than the sum of its proper divisors (110754797).

2040433123 is a wasteful number, since it uses less digits than its factorization.

2040433123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168197.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2040433123 is about 45171.1536602731. The cubic root of 2040433123 is about 1268.3548920462.

Adding to 2040433123 its reverse (3213340402), we get a palindrome (5253773525).

The spelling of 2040433123 in words is "two billion, forty million, four hundred thirty-three thousand, one hundred twenty-three".

Divisors: 1 19 641 12179 167537 3183203 107391217 2040433123