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1442101100 = 2252111311001
BaseRepresentation
bin101010111110100…
…1011011101101100
310201111120022210212
41111331023131230
510423134213400
6355033121552
750510441246
oct12575133554
93644508725
101442101100
116800349a0
12342b592b8
1319c9cc77b
14d9751096
158690e335
hex55f4b76c

1442101100 has 36 divisors (see below), whose sum is σ = 3413849208. Its totient is φ = 524400000.

The previous prime is 1442101079. The next prime is 1442101103. The reversal of 1442101100 is 11012441.

It is not an unprimeable number, because it can be changed into a prime (1442101103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 654401 + ... + 656600.

Almost surely, 21442101100 is an apocalyptic number.

1442101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1442101100 is an abundant number, since it is smaller than the sum of its proper divisors (1971748108).

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

1442101100 is a wasteful number, since it uses less digits than its factorization.

1442101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311026 (or 1311019 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1442101100 is about 37975.0062541140. The cubic root of 1442101100 is about 1129.7921929715.

Adding to 1442101100 its reverse (11012441), we get a palindrome (1453113541).

The spelling of 1442101100 in words is "one billion, four hundred forty-two million, one hundred one thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 1311001 2622002 5244004 6555005 13110010 14421011 26220020 28842022 32775025 57684044 65550050 72105055 131100100 144210110 288420220 360525275 721050550 1442101100