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2400255340 = 225717144681
BaseRepresentation
bin1000111100010000…
…1111110101101100
320012021111121022221
42033010033311230
514403431132330
61034101445124
7113323555660
oct21704176554
96167447287
102400255340
1110219773aa
1256ba107a4
132c3377c42
1418aac88a0
15e0ac6b7a
hex8f10fd6c

2400255340 has 24 divisors (see below), whose sum is σ = 5760613152. Its totient is φ = 822944640.

The previous prime is 2400255317. The next prime is 2400255409. The reversal of 2400255340 is 435520042.

It is a super-2 number, since 2×24002553402 = 11522451394397031200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8572201 + ... + 8572480.

It is an arithmetic number, because the mean of its divisors is an integer number (240025548).

Almost surely, 22400255340 is an apocalyptic number.

2400255340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2400255340 is an abundant number, since it is smaller than the sum of its proper divisors (3360357812).

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

2400255340 is a wasteful number, since it uses less digits than its factorization.

2400255340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17144697 (or 17144695 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 2400255340 is about 48992.4008393138. The cubic root of 2400255340 is about 1338.9133798721.

Adding to 2400255340 its reverse (435520042), we get a palindrome (2835775382).

The spelling of 2400255340 in words is "two billion, four hundred million, two hundred fifty-five thousand, three hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 17144681 34289362 68578724 85723405 120012767 171446810 240025534 342893620 480051068 600063835 1200127670 2400255340