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1444412442 = 2311103121227
BaseRepresentation
bin101011000010111…
…1111110000011010
310201122220202101010
41112011333300122
510424232144232
6355154434350
750536205664
oct12605776032
93648822333
101444412442
116813734a0
123438929b6
131a032b825
14d9b93534
1586c190cc
hex5617fc1a

1444412442 has 32 divisors (see below), whose sum is σ = 3154650624. Its totient is φ = 437255600.

The previous prime is 1444412369. The next prime is 1444412477. The reversal of 1444412442 is 2442144441.

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 15 ways as a sum of consecutive naturals, for example, 57433 + ... + 78659.

It is an arithmetic number, because the mean of its divisors is an integer number (98582832).

Almost surely, 21444412442 is an apocalyptic number.

1444412442 is an abundant number, since it is smaller than the sum of its proper divisors (1710238182).

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

1444412442 is a wasteful number, since it uses less digits than its factorization.

1444412442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22274.

The product of its digits is 16384, while the sum is 30.

The square root of 1444412442 is about 38005.4264809645. The cubic root of 1444412442 is about 1130.3954660413.

Adding to 1444412442 its reverse (2442144441), we get a palindrome (3886556883).

The spelling of 1444412442 in words is "one billion, four hundred forty-four million, four hundred twelve thousand, four hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 1031 2062 3093 6186 11341 21227 22682 34023 42454 63681 68046 127362 233497 466994 700491 1400982 21885037 43770074 65655111 131310222 240735407 481470814 722206221 1444412442