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102313033205 = 568669297989
BaseRepresentation
bin101111101001001010…
…1001111110111110101
3100210002101000121022012
41133102111033313311
53134014114030310
6115000231214005
710251261301355
oct1372225176765
9323071017265
10102313033205
113a433049199
12179b4517305
139856a98c46
144d48322b65
1529dc332c05
hex17d254fdf5

102313033205 has 8 divisors (see below), whose sum is σ = 122777839800. Its totient is φ = 81848959936.

The previous prime is 102313033171. The next prime is 102313033259. The reversal of 102313033205 is 502330313201.

It can be written as a sum of positive squares in 4 ways, for example, as 69494449924 + 32818583281 = 263618^2 + 181159^2 .

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 102313033205 - 210 = 102313032181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194351 + ... + 492339.

It is an arithmetic number, because the mean of its divisors is an integer number (15347229975).

Almost surely, 2102313033205 is an apocalyptic number.

It is an amenable number.

102313033205 is a deficient number, since it is larger than the sum of its proper divisors (20464806595).

102313033205 is an equidigital number, since it uses as much as digits as its factorization.

102313033205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366663.

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 102313033205 its reverse (502330313201), we get a palindrome (604643346406).

The spelling of 102313033205 in words is "one hundred two billion, three hundred thirteen million, thirty-three thousand, two hundred five".

Divisors: 1 5 68669 297989 343345 1489945 20462606641 102313033205