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2020012313200 = 24527721432969
BaseRepresentation
bin11101011001010010000…
…111011100101001110000
321011010000010112200202021
4131121102013130221300
5231043441123010300
64143551510201224
7265640534234350
oct35312207345160
97133003480667
102020012313200
1170975631aa02
122875aa053214
1311864266070b
146daaa65cb60
1537829d7bd1a
hex1d6521dca70

2020012313200 has 60 divisors (see below), whose sum is σ = 5546376673360. Its totient is φ = 692575649280.

The previous prime is 2020012313183. The next prime is 2020012313201. The reversal of 2020012313200 is 23132100202.

It is a super-2 number, since 2×20200123132002 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020012313201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 360713685 + ... + 360719284.

Almost surely, 22020012313200 is an apocalyptic number.

2020012313200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020012313200 is an abundant number, since it is smaller than the sum of its proper divisors (3526364360160).

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

2020012313200 is a wasteful number, since it uses less digits than its factorization.

2020012313200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721432994 (or 721432983 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2020012313200 its reverse (23132100202), we get a palindrome (2043144413402).

The spelling of 2020012313200 in words is "two trillion, twenty billion, twelve million, three hundred thirteen thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 56 70 80 100 112 140 175 200 280 350 400 560 700 1400 2800 721432969 1442865938 2885731876 3607164845 5050030783 5771463752 7214329690 10100061566 11542927504 14428659380 18035824225 20200123132 25250153915 28857318760 36071648450 40400246264 50500307830 57714637520 72143296900 80800492528 101000615660 126250769575 144286593800 202001231320 252501539150 288573187600 404002462640 505003078300 1010006156600 2020012313200