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42302154044 = 2247232239157
BaseRepresentation
bin100111011001011001…
…111010010100111100
311001012002222002011002
4213121121322110330
51143113322412134
631233333545432
73025200243113
oct473131722474
9131162862132
1042302154044
1116a38510497
128246aa5278
133cb1cccca7
14209423ac7a
151178b8187e
hex9d967a53c

42302154044 has 12 divisors (see below), whose sum is σ = 74044476744. Its totient is φ = 21146589264.

The previous prime is 42302154019. The next prime is 42302154049. The reversal of 42302154044 is 44045120324.

It is a junction number, because it is equal to n+sod(n) for n = 42302153998 and 42302154016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42302154049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100687 + ... + 1138470.

It is an arithmetic number, because the mean of its divisors is an integer number (6170373062).

Almost surely, 242302154044 is an apocalyptic number.

It is an amenable number.

42302154044 is a deficient number, since it is larger than the sum of its proper divisors (31742322700).

42302154044 is a wasteful number, since it uses less digits than its factorization.

42302154044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243884 (or 2243882 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 42302154044 its reverse (44045120324), we get a palindrome (86347274368).

The spelling of 42302154044 in words is "forty-two billion, three hundred two million, one hundred fifty-four thousand, forty-four".

Divisors: 1 2 4 4723 9446 18892 2239157 4478314 8956628 10575538511 21151077022 42302154044