Search a number
-
+
23030315000000 = 2657711411459
BaseRepresentation
bin1010011110010001010011…
…01111101010000011000000
310000112200021020202100020122
411033020221233222003000
511004312041120000000
6120551551453155412
74564612450360130
oct517105157520300
9100480236670218
1023030315000000
11737a113466a20
1226bb519a8bb68
13cb0998529159
1459895d358ac0
1529e110bc7085
hex14f229bea0c0

23030315000000 has 896 divisors, whose sum is σ = 73008938096640. Its totient is φ = 6998400000000.

The previous prime is 23030314999981. The next prime is 23030315000003. The reversal of 23030315000000 is 51303032.

It is not an unprimeable number, because it can be changed into a prime (23030315000003) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15784999271 + ... + 15785000729.

It is an arithmetic number, because the mean of its divisors is an integer number (81483189840).

Almost surely, 223030315000000 is an apocalyptic number.

23030315000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23030315000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36504469048320).

23030315000000 is an abundant number, since it is smaller than the sum of its proper divisors (49978623096640).

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

23030315000000 is an frugal number, since it uses more digits than its factorization.

23030315000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565 (or 1525 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 17.

Adding to 23030315000000 its reverse (51303032), we get a palindrome (23030366303032).

The spelling of 23030315000000 in words is "twenty-three trillion, thirty billion, three hundred fifteen million", and thus it is an aban number.