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23031140000 = 255411231307
BaseRepresentation
bin10101011100110000…
…110100111010100000
32012110002011010122012
4111130300310322200
5334131432440000
614325205132052
71443506313521
oct253460647240
965402133565
1023031140000
119849529400
1245690ba028
132230672cbb
141186ab6848
158ebe11735
hex55cc34ea0

23031140000 has 360 divisors, whose sum is σ = 64497654144. Its totient is φ = 8078400000.

The previous prime is 23031139979. The next prime is 23031140017. The reversal of 23031140000 is 4113032.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 75019847 + ... + 75020153.

Almost surely, 223031140000 is an apocalyptic number.

23031140000 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 23031140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32248827072).

23031140000 is an abundant number, since it is smaller than the sum of its proper divisors (41466514144).

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

23031140000 is a wasteful number, since it uses less digits than its factorization.

23031140000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 356 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 23031140000 its reverse (4113032), we get a palindrome (23035253032).

The spelling of 23031140000 in words is "twenty-three billion, thirty-one million, one hundred forty thousand".