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142141038479 = 1167192864367
BaseRepresentation
bin1000010001100001000…
…1000001111110001111
3111120220001102220101122
42010120101001332033
54312101101212404
6145144303431155
713161246614666
oct2043021017617
9446801386348
10142141038479
1155310a02030
122366a8b54bb
131053331b27b
146c45b1bddd
153a6db933be
hex2118441f8f

142141038479 has 8 divisors (see below), whose sum is σ = 157377324288. Its totient is φ = 127290481560.

The previous prime is 142141038463. The next prime is 142141038527. The reversal of 142141038479 is 974830141241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 142141038479 - 24 = 142141038463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142141038409) 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, 96431447 + ... + 96432920.

It is an arithmetic number, because the mean of its divisors is an integer number (19672165536).

Almost surely, 2142141038479 is an apocalyptic number.

142141038479 is a deficient number, since it is larger than the sum of its proper divisors (15236285809).

142141038479 is a wasteful number, since it uses less digits than its factorization.

142141038479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192864445.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 142141038479 in words is "one hundred forty-two billion, one hundred forty-one million, thirty-eight thousand, four hundred seventy-nine".

Divisors: 1 11 67 737 192864367 2121508037 12921912589 142141038479