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10223143040 = 2751119233323
BaseRepresentation
bin10011000010101100…
…01100100010000000
3222101110122110211102
421201112030202000
5131414111034130
64410233233532
7511224165515
oct114126144200
928343573742
1010223143040
114376774750
121b938628a8
13c6bcb8686
146cda4b30c
153ec789645
hex26158c880

10223143040 has 256 divisors, whose sum is σ = 29293747200. Its totient is φ = 3367710720.

The previous prime is 10223143039. The next prime is 10223143067. The reversal of 10223143040 is 4034132201.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3074819 + ... + 3078141.

It is an arithmetic number, because the mean of its divisors is an integer number (114428700).

Almost surely, 210223143040 is an apocalyptic number.

10223143040 is a gapful number since it is divisible by the number (10) 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 10223143040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14646873600).

10223143040 is an abundant number, since it is smaller than the sum of its proper divisors (19070604160).

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

10223143040 is a wasteful number, since it uses less digits than its factorization.

10223143040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395 (or 3383 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10223143040 its reverse (4034132201), we get a palindrome (14257275241).

The spelling of 10223143040 in words is "ten billion, two hundred twenty-three million, one hundred forty-three thousand, forty".