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23313552045 = 3571911685991
BaseRepresentation
bin10101101101100110…
…001001001010101101
32020011202120011010120
4111231212021022231
5340221232131140
614413214155153
71453505631330
oct255546111255
966152504116
1023313552045
11998398a793
1246277b2ab9
132277023514
1411b23cc617
15916ae91d0
hex56d9892ad

23313552045 has 32 divisors (see below), whose sum is σ = 44874209280. Its totient is φ = 10096695360.

The previous prime is 23313552043. The next prime is 23313552103. The reversal of 23313552045 is 54025531332.

It is not a de Polignac number, because 23313552045 - 21 = 23313552043 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23313551997 and 23313552015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23313552043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5841001 + ... + 5844990.

It is an arithmetic number, because the mean of its divisors is an integer number (1402319040).

Almost surely, 223313552045 is an apocalyptic number.

It is an amenable number.

23313552045 is a deficient number, since it is larger than the sum of its proper divisors (21560657235).

23313552045 is a wasteful number, since it uses less digits than its factorization.

23313552045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11686025.

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 23313552045 in words is "twenty-three billion, three hundred thirteen million, five hundred fifty-two thousand, forty-five".

Divisors: 1 3 5 7 15 19 21 35 57 95 105 133 285 399 665 1995 11685991 35057973 58429955 81801937 175289865 222033829 245405811 409009685 666101487 1110169145 1227029055 1554236803 3330507435 4662710409 7771184015 23313552045