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54330420101 = 290318715267
BaseRepresentation
bin110010100110010110…
…000110101110000101
312012020101021022020112
4302212112012232011
51342232041420401
640543053242405
73632233644146
oct624626065605
9165211238215
1054330420101
1121050118841
12a643193405
13517ac80499
1428b58d5acd
15162eb373bb
hexca6586b85

54330420101 has 4 divisors (see below), whose sum is σ = 54349138272. Its totient is φ = 54311701932.

The previous prime is 54330420097. The next prime is 54330420113. The reversal of 54330420101 is 10102403345.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10102403345 = 52020480669.

It is a cyclic number.

It is not a de Polignac number, because 54330420101 - 22 = 54330420097 is a prime.

It is a super-2 number, since 2×543304201012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54330420191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9354731 + ... + 9360536.

It is an arithmetic number, because the mean of its divisors is an integer number (13587284568).

Almost surely, 254330420101 is an apocalyptic number.

It is an amenable number.

54330420101 is a deficient number, since it is larger than the sum of its proper divisors (18718171).

54330420101 is a wasteful number, since it uses less digits than its factorization.

54330420101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18718170.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 54330420101 its reverse (10102403345), we get a palindrome (64432823446).

The spelling of 54330420101 in words is "fifty-four billion, three hundred thirty million, four hundred twenty thousand, one hundred one".

Divisors: 1 2903 18715267 54330420101