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4242102242521 = 111329665050647
BaseRepresentation
bin111101101110110000111…
…111110100110011011001
3120000112121101202220112011
4331232300333310303121
51024000311133230041
613004443405145521
7615324151054633
oct75566077646331
916015541686464
104242102242521
11139607a140820
1258619355b2a1
1324a04a891940
14109466c9da53
1575530772e81
hex3dbb0ff4cd9

4242102242521 has 8 divisors (see below), whose sum is σ = 4983728508864. Its totient is φ = 3559806077520.

The previous prime is 4242102242467. The next prime is 4242102242537. The reversal of 4242102242521 is 1252422012424.

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

It is not a de Polignac number, because 4242102242521 - 231 = 4239954758873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4242102242821) 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, 14832525181 + ... + 14832525466.

It is an arithmetic number, because the mean of its divisors is an integer number (622966063608).

Almost surely, 24242102242521 is an apocalyptic number.

It is an amenable number.

4242102242521 is a deficient number, since it is larger than the sum of its proper divisors (741626266343).

4242102242521 is a wasteful number, since it uses less digits than its factorization.

4242102242521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29665050671.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 4242102242521 its reverse (1252422012424), we get a palindrome (5494524254945).

The spelling of 4242102242521 in words is "four trillion, two hundred forty-two billion, one hundred two million, two hundred forty-two thousand, five hundred twenty-one".

Divisors: 1 11 13 143 29665050647 326315557117 385645658411 4242102242521