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10442253140 = 2251147464787
BaseRepresentation
bin10011011100110100…
…00010001101010100
3222221201221102101022
421232122002031110
5132341204100030
64444101420312
7516524454464
oct115632021524
928851842338
1010442253140
11447941a380
12203510a698
13ca5504017
14710ba5ba4
15411b1ade5
hex26e682354

10442253140 has 24 divisors (see below), whose sum is σ = 23922253152. Its totient is φ = 3797182880.

The previous prime is 10442253137. The next prime is 10442253163. The reversal of 10442253140 is 4135224401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23732174 + ... + 23732613.

It is an arithmetic number, because the mean of its divisors is an integer number (996760548).

Almost surely, 210442253140 is an apocalyptic number.

10442253140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10442253140 is an abundant number, since it is smaller than the sum of its proper divisors (13480000012).

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

10442253140 is a wasteful number, since it uses less digits than its factorization.

10442253140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47464807 (or 47464805 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 10442253140 its reverse (4135224401), we get a palindrome (14577477541).

The spelling of 10442253140 in words is "ten billion, four hundred forty-two million, two hundred fifty-three thousand, one hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 47464787 94929574 189859148 237323935 474647870 522112657 949295740 1044225314 2088450628 2610563285 5221126570 10442253140