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42243320042 = 2711274307273
BaseRepresentation
bin100111010101111001…
…011110100011101010
311001001000021000001222
4213111321132203222
51143003242220132
631223432542042
73023554203320
oct472571364352
9131030230058
1042243320042
1116a08286650
12822b251922
133ca2a70981
14208a4c3d10
15117390e412
hex9d5e5e8ea

42243320042 has 16 divisors (see below), whose sum is σ = 79000494912. Its totient is φ = 16458436320.

The previous prime is 42243320011. The next prime is 42243320051. The reversal of 42243320042 is 24002334224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42243319993 and 42243320020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137153483 + ... + 137153790.

It is an arithmetic number, because the mean of its divisors is an integer number (4937530932).

Almost surely, 242243320042 is an apocalyptic number.

42243320042 is a deficient number, since it is larger than the sum of its proper divisors (36757174870).

42243320042 is a wasteful number, since it uses less digits than its factorization.

42243320042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274307293.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 42243320042 its reverse (24002334224), we get a palindrome (66245654266).

The spelling of 42243320042 in words is "forty-two billion, two hundred forty-three million, three hundred twenty thousand, forty-two".

Divisors: 1 2 7 11 14 22 77 154 274307273 548614546 1920150911 3017380003 3840301822 6034760006 21121660021 42243320042