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542225012123 = 2936287294353
BaseRepresentation
bin1111110001111110010…
…00010001010110011011
31220211120121000120120102
413320333020101112123
532340434100341443
61053032243450015
754113561362064
oct7707710212633
91824517016512
10542225012123
11199a5797a033
128910608690b
133c19317b552
141c35b0dd56b
15e187b27cb8
hex7e3f21159b

542225012123 has 8 divisors (see below), whose sum is σ = 544163997888. Its totient is φ = 540286628224.

The previous prime is 542225012033. The next prime is 542225012141. The reversal of 542225012123 is 321210522245.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 542225012123 - 222 = 542220817819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542225017123) 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, 1694915 + ... + 1989267.

It is an arithmetic number, because the mean of its divisors is an integer number (68020499736).

Almost surely, 2542225012123 is an apocalyptic number.

542225012123 is a deficient number, since it is larger than the sum of its proper divisors (1938985765).

542225012123 is a wasteful number, since it uses less digits than its factorization.

542225012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300933.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 542225012123 its reverse (321210522245), we get a palindrome (863435534368).

The spelling of 542225012123 in words is "five hundred forty-two billion, two hundred twenty-five million, twelve thousand, one hundred twenty-three".

Divisors: 1 293 6287 294353 1842091 86245429 1850597311 542225012123