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23243003020 = 2253607322193
BaseRepresentation
bin10101101001011001…
…000001010010001100
32012222211210220001201
4111221121001102030
5340100202044040
614402214115244
71451661160126
oct255131012214
965884726051
1023243003020
119948084206
12460804bb24
132265521b33
1411a6ca6216
15910810a9a
hex56964148c

23243003020 has 24 divisors (see below), whose sum is σ = 48823989984. Its totient is φ = 9294594816.

The previous prime is 23243003009. The next prime is 23243003029. The reversal of 23243003020 is 2030034232.

It is not an unprimeable number, because it can be changed into a prime (23243003029) 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, 88957 + ... + 233236.

It is an arithmetic number, because the mean of its divisors is an integer number (2034332916).

Almost surely, 223243003020 is an apocalyptic number.

23243003020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23243003020 is an abundant number, since it is smaller than the sum of its proper divisors (25580986964).

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

23243003020 is a wasteful number, since it uses less digits than its factorization.

23243003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325809 (or 325807 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 23243003020 its reverse (2030034232), we get a palindrome (25273037252).

The spelling of 23243003020 in words is "twenty-three billion, two hundred forty-three million, three thousand, twenty".

Divisors: 1 2 4 5 10 20 3607 7214 14428 18035 36070 72140 322193 644386 1288772 1610965 3221930 6443860 1162150151 2324300302 4648600604 5810750755 11621501510 23243003020