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23030123031000 = 23325323111256633
BaseRepresentation
bin1010011110010000111100…
…10011010110100111011000
310000112122202212112022021200
411033020132103112213120
511004311142443443000
6120551520434434200
74564604626561551
oct517103623264730
9100478685468250
1023030123031000
11737a025069858
1226bb485732960
13cb0967824427
14598941a67328
1529e0ede07500
hex14f21e4d69d8

23030123031000 has 192 divisors, whose sum is σ = 81226243350720. Its totient is φ = 5874350169600.

The previous prime is 23030123030963. The next prime is 23030123031017. The reversal of 23030123031000 is 13032103032.

23030123031000 is a `hidden beast` number, since 2 + 30 + 301 + 23 + 0 + 310 + 0 + 0 = 666.

It is a super-2 number, since 2×230301230310002 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55421317 + ... + 55835316.

It is an arithmetic number, because the mean of its divisors is an integer number (423053350785).

Almost surely, 223030123031000 is an apocalyptic number.

23030123031000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23030123031000 is an abundant number, since it is smaller than the sum of its proper divisors (58196120319720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23030123031000 is a wasteful number, since it uses less digits than its factorization.

23030123031000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111256683 (or 111256666 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 23030123031000 its reverse (13032103032), we get a palindrome (23043155134032).

The spelling of 23030123031000 in words is "twenty-three trillion, thirty billion, one hundred twenty-three million, thirty-one thousand".