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1442342124 = 223240065059
BaseRepresentation
bin101010111111000…
…0110010011101100
310201112000120102200
41111332012103230
510423214421444
6355042221500
750512464036
oct12576062354
93645016380
101442342124
11680189a93
12343054890
1319ca853a2
14d97b4c56
158695a969
hex55f864ec

1442342124 has 18 divisors (see below), whose sum is σ = 3645920460. Its totient is φ = 480780696.

The previous prime is 1442342119. The next prime is 1442342149. The reversal of 1442342124 is 4212432441.

1442342124 is a `hidden beast` number, since 1 + 442 + 3 + 4 + 212 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

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 5 ways as a sum of consecutive naturals, for example, 20032494 + ... + 20032565.

Almost surely, 21442342124 is an apocalyptic number.

It is an amenable number.

1442342124 is an abundant number, since it is smaller than the sum of its proper divisors (2203578336).

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

1442342124 is a wasteful number, since it uses less digits than its factorization.

1442342124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40065069 (or 40065064 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 1442342124 is about 37978.1795772257. The cubic root of 1442342124 is about 1129.8551316620.

Adding to 1442342124 its reverse (4212432441), we get a palindrome (5654774565).

The spelling of 1442342124 in words is "one billion, four hundred forty-two million, three hundred forty-two thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 18 36 40065059 80130118 120195177 160260236 240390354 360585531 480780708 721171062 1442342124