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23223105300540 = 2235387051755009
BaseRepresentation
bin1010100011111000011001…
…11100010010100000111100
310001020002220010201100101010
411101330030330102200330
511020441404424104130
6121220314114315220
74614546125032155
oct521741474224074
9101202803640333
1023223105300540
117443955576212
122730962b88b10
13cc5c10c70272
145a400bad492c
152a414620e0b0
hex151f0cf1283c

23223105300540 has 24 divisors (see below), whose sum is σ = 65024694841680. Its totient is φ = 6192828080128.

The previous prime is 23223105300503. The next prime is 23223105300547. The reversal of 23223105300540 is 4500350132232.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 23223105300498 and 23223105300507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23223105300547) 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, 193525877445 + ... + 193525877564.

It is an arithmetic number, because the mean of its divisors is an integer number (2709362285070).

Almost surely, 223223105300540 is an apocalyptic number.

23223105300540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23223105300540 is an abundant number, since it is smaller than the sum of its proper divisors (41801589541140).

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

23223105300540 is a wasteful number, since it uses less digits than its factorization.

23223105300540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387051755021 (or 387051755019 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 23223105300540 its reverse (4500350132232), we get a palindrome (27723455432772).

The spelling of 23223105300540 in words is "twenty-three trillion, two hundred twenty-three billion, one hundred five million, three hundred thousand, five hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 387051755009 774103510018 1161155265027 1548207020036 1935258775045 2322310530054 3870517550090 4644621060108 5805776325135 7741035100180 11611552650270 23223105300540