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10023131111000 = 235371431875873
BaseRepresentation
bin1001000111011011000100…
…1010110101111001011000
31022111012110020111102220012
42101312301022311321120
52303204333031023000
633152321325021052
72053101350502560
oct221666112657130
938435406442805
1010023131111000
113214871234087
12115a6723b4788
1357923c431a57
1426919d1c9da0
15125ad0a00735
hex91db12b5e58

10023131111000 has 64 divisors (see below), whose sum is σ = 26804716361280. Its totient is φ = 3436502092800.

The previous prime is 10023131110987. The next prime is 10023131111003. The reversal of 10023131111000 is 11113132001.

It is a happy number.

10023131111000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10023131111003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 715930937 + ... + 715944936.

It is an arithmetic number, because the mean of its divisors is an integer number (418823693145).

Almost surely, 210023131111000 is an apocalyptic number.

10023131111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10023131111000 is an abundant number, since it is smaller than the sum of its proper divisors (16781585250280).

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

10023131111000 is a wasteful number, since it uses less digits than its factorization.

10023131111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1431875901 (or 1431875887 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 10023131111000 its reverse (11113132001), we get a palindrome (10034244243001).

The spelling of 10023131111000 in words is "ten trillion, twenty-three billion, one hundred thirty-one million, one hundred eleven thousand".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 125 140 175 200 250 280 350 500 700 875 1000 1400 1750 3500 7000 1431875873 2863751746 5727503492 7159379365 10023131111 11455006984 14318758730 20046262222 28637517460 35796896825 40092524444 50115655555 57275034920 71593793650 80185048888 100231311110 143187587300 178984484125 200462622220 250578277775 286375174600 357968968250 400925244440 501156555550 715937936500 1002313111100 1252891388875 1431875873000 2004626222200 2505782777750 5011565555500 10023131111000