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23032314020 = 2251637065127
BaseRepresentation
bin10101011100110101…
…010011100010100100
32012110011100210002102
4111130311103202210
5334132233022040
614325250231232
71443522303362
oct253465234244
965404323072
1023032314020
11984a160471
124569585518
1322309944a1
141186d00632
158ec094515
hex55cd538a4

23032314020 has 24 divisors (see below), whose sum is σ = 48664601664. Its totient is φ = 9156403296.

The previous prime is 23032313959. The next prime is 23032314049. The reversal of 23032314020 is 2041323032.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 23032313983 and 23032314001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3529304 + ... + 3535823.

It is an arithmetic number, because the mean of its divisors is an integer number (2027691736).

Almost surely, 223032314020 is an apocalyptic number.

23032314020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23032314020 is an abundant number, since it is smaller than the sum of its proper divisors (25632287644).

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

23032314020 is a wasteful number, since it uses less digits than its factorization.

23032314020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7065299 (or 7065297 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 23032314020 its reverse (2041323032), we get a palindrome (25073637052).

The spelling of 23032314020 in words is "twenty-three billion, thirty-two million, three hundred fourteen thousand, twenty".

Divisors: 1 2 4 5 10 20 163 326 652 815 1630 3260 7065127 14130254 28260508 35325635 70651270 141302540 1151615701 2303231402 4606462804 5758078505 11516157010 23032314020