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102344441252 = 22109349672593
BaseRepresentation
bin101111101010000110…
…1000011110110100100
3100210011120010022001012
41133110031003312210
53134100134110002
6115003312321352
710252122253124
oct1372415036644
9323146108035
10102344441252
113a449850559
1217a02b43258
139860444aa1
144d4c57ac84
1529dee88d52
hex17d4343da4

102344441252 has 24 divisors (see below), whose sum is σ = 181264083000. Its totient is φ = 50557395456.

The previous prime is 102344441219. The next prime is 102344441293. The reversal of 102344441252 is 252144443201.

It can be written as a sum of positive squares in 4 ways, for example, as 22591292416 + 79753148836 = 150304^2 + 282406^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184133 + ... + 488460.

It is an arithmetic number, because the mean of its divisors is an integer number (7552670125).

Almost surely, 2102344441252 is an apocalyptic number.

It is an amenable number.

102344441252 is a deficient number, since it is larger than the sum of its proper divisors (78919641748).

102344441252 is a wasteful number, since it uses less digits than its factorization.

102344441252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673055 (or 673053 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 102344441252 its reverse (252144443201), we get a palindrome (354488884453).

The spelling of 102344441252 in words is "one hundred two billion, three hundred forty-four million, four hundred forty-one thousand, two hundred fifty-two".

Divisors: 1 2 4 109 218 349 436 698 1396 38041 76082 152164 672593 1345186 2690372 73312637 146625274 234734957 293250548 469469914 938939828 25586110313 51172220626 102344441252