Search a number
-
+
23055033120 = 253573233601
BaseRepresentation
bin10101011110001011…
…111110001100100000
32012111202010000211120
4111132023332030200
5334204042024440
614331421212240
71444216356000
oct253613761440
965452100746
1023055033120
119860a68689
124575101080
1322355ba442
141189d36000
158ee080dd0
hex55e2fe320

23055033120 has 384 divisors, whose sum is σ = 85196966400. Its totient is φ = 5238374400.

The previous prime is 23055033101. The next prime is 23055033139. The reversal of 23055033120 is 2133055032.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23055033101) and next prime (23055033139).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38360820 + ... + 38361420.

It is an arithmetic number, because the mean of its divisors is an integer number (221867100).

Almost surely, 223055033120 is an apocalyptic number.

23055033120 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 23055033120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42598483200).

23055033120 is an abundant number, since it is smaller than the sum of its proper divisors (62141933280).

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

23055033120 is a wasteful number, since it uses less digits than its factorization.

23055033120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873 (or 851 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

Adding to 23055033120 its reverse (2133055032), we get a palindrome (25188088152).

The spelling of 23055033120 in words is "twenty-three billion, fifty-five million, thirty-three thousand, one hundred twenty".