Search a number
-
+
23056874370 = 234528465277
BaseRepresentation
bin10101011110010010…
…111111101110000010
32012111212120120120000
4111132102333232002
5334210024434440
614331524500430
71444241125035
oct253622775602
965455516500
1023056874370
119862005a82
12457584a716
132235ab353a
14118a29501c
158ee2e6730
hex55e4bfb82

23056874370 has 40 divisors (see below), whose sum is σ = 61997375484. Its totient is φ = 6148499616.

The previous prime is 23056874369. The next prime is 23056874381. The reversal of 23056874370 is 7347865032.

It can be written as a sum of positive squares in 2 ways, for example, as 22210238961 + 846635409 = 149031^2 + 29097^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14231829 + ... + 14233448.

Almost surely, 223056874370 is an apocalyptic number.

23056874370 is an abundant number, since it is smaller than the sum of its proper divisors (38940501114).

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

23056874370 is a wasteful number, since it uses less digits than its factorization.

23056874370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28465296 (or 28465287 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 23056874370 in words is "twenty-three billion, fifty-six million, eight hundred seventy-four thousand, three hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 28465277 56930554 85395831 142326385 170791662 256187493 284652770 426979155 512374986 768562479 853958310 1280937465 1537124958 2305687437 2561874930 3842812395 4611374874 7685624790 11528437185 23056874370