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103215554204 = 22731091185677
BaseRepresentation
bin110000000100000100…
…0000101111010011100
3100212102021021102100212
41200020020011322130
53142341140213304
6115225551311552
710312530510050
oct1401010057234
9325367242325
10103215554204
113a856542614
121800681b5b8
13996ba65c39
144dd2137c60
152a416ab66e
hex1808205e9c

103215554204 has 24 divisors (see below), whose sum is σ = 206497680480. Its totient is φ = 44220972096.

The previous prime is 103215554203. The next prime is 103215554209. The reversal of 103215554204 is 402455512301.

103215554204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103215554203) by changing a digit.

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, 505787 + ... + 679890.

It is an arithmetic number, because the mean of its divisors is an integer number (8604070020).

Almost surely, 2103215554204 is an apocalyptic number.

103215554204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

103215554204 is an abundant number, since it is smaller than the sum of its proper divisors (103282126276).

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

103215554204 is a wasteful number, since it uses less digits than its factorization.

103215554204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188797 (or 1188795 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 103215554204 in words is "one hundred three billion, two hundred fifteen million, five hundred fifty-four thousand, two hundred four".

Divisors: 1 2 4 7 14 28 3109 6218 12436 21763 43526 87052 1185677 2371354 4742708 8299739 16599478 33198956 3686269793 7372539586 14745079172 25803888551 51607777102 103215554204