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2000230023 = 311499121469
BaseRepresentation
bin111011100111001…
…0001011010000111
312011101210012202110
41313032101122013
513044024330043
6530251512103
7100365450261
oct16716213207
95141705673
102000230023
11937094470
12479a58633
1325b527c7c
1414d918b31
15ba90ab33
hex77391687

2000230023 has 16 divisors (see below), whose sum is σ = 2915280000. Its totient is φ = 1209821280.

The previous prime is 2000230007. The next prime is 2000230033. The reversal of 2000230023 is 3200320002.

It is not a de Polignac number, because 2000230023 - 24 = 2000230007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2000229990 and 2000230008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000230033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44268 + ... + 77201.

It is an arithmetic number, because the mean of its divisors is an integer number (182205000).

Almost surely, 22000230023 is an apocalyptic number.

2000230023 is a deficient number, since it is larger than the sum of its proper divisors (915049977).

2000230023 is a wasteful number, since it uses less digits than its factorization.

2000230023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121982.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 2000230023 is about 44723.9312113772. The cubic root of 2000230023 is about 1259.9693498465.

Adding to 2000230023 its reverse (3200320002), we get a palindrome (5200550025).

The spelling of 2000230023 in words is "two billion, two hundred thirty thousand, twenty-three".

Divisors: 1 3 11 33 499 1497 5489 16467 121469 364407 1336159 4008477 60613031 181839093 666743341 2000230023