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142441153554 = 2373391456037
BaseRepresentation
bin1000010010101000100…
…1111000010000010010
3111121122222011022212210
42010222021320100102
54313204413403204
6145234144132550
713201552554030
oct2045211702022
9447588138783
10142441153554
1155455354a17
1223733307156
131058055955b
146c73921550
153a8a1c6389
hex212a278412

142441153554 has 16 divisors (see below), whose sum is σ = 325579779648. Its totient is φ = 40697472432.

The previous prime is 142441153541. The next prime is 142441153607. The reversal of 142441153554 is 455351144241.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1695727977 + ... + 1695728060.

It is an arithmetic number, because the mean of its divisors is an integer number (20348736228).

Almost surely, 2142441153554 is an apocalyptic number.

142441153554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142441153554 is an abundant number, since it is smaller than the sum of its proper divisors (183138626094).

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

142441153554 is a wasteful number, since it uses less digits than its factorization.

142441153554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391456049.

The product of its digits is 192000, while the sum is 39.

Adding to 142441153554 its reverse (455351144241), we get a palindrome (597792297795).

The spelling of 142441153554 in words is "one hundred forty-two billion, four hundred forty-one million, one hundred fifty-three thousand, five hundred fifty-four".

Divisors: 1 2 3 6 7 14 21 42 3391456037 6782912074 10174368111 20348736222 23740192259 47480384518 71220576777 142441153554