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1442411020 = 225277260363
BaseRepresentation
bin101010111111001…
…0111001000001100
310201112011001221101
41111332113020030
510423224123040
6355043512444
750513201641
oct12576271014
93645131841
101442411020
11680226826
12343088724
1319caaa85b
14d97d1dc8
158697109a
hex55f9720c

1442411020 has 24 divisors (see below), whose sum is σ = 3040010064. Its totient is φ = 574879296.

The previous prime is 1442410999. The next prime is 1442411021. The reversal of 1442411020 is 201142441.

It is not an unprimeable number, because it can be changed into a prime (1442411021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124642 + ... + 135721.

It is an arithmetic number, because the mean of its divisors is an integer number (126667086).

Almost surely, 21442411020 is an apocalyptic number.

1442411020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1442411020 is an abundant number, since it is smaller than the sum of its proper divisors (1597599044).

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

1442411020 is a wasteful number, since it uses less digits than its factorization.

1442411020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260649 (or 260647 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1442411020 is about 37979.0866135562. The cubic root of 1442411020 is about 1129.8731212126.

Adding to 1442411020 its reverse (201142441), we get a palindrome (1643553461).

The spelling of 1442411020 in words is "one billion, four hundred forty-two million, four hundred eleven thousand, twenty".

Divisors: 1 2 4 5 10 20 277 554 1108 1385 2770 5540 260363 520726 1041452 1301815 2603630 5207260 72120551 144241102 288482204 360602755 721205510 1442411020