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102030543355 = 5133560344089
BaseRepresentation
bin101111100000101111…
…1101000100111111011
3100202100200110122002011
41133001133220213323
53132424304341410
6114512220350351
710241261210656
oct1370137504773
9322320418064
10102030543355
113a2a8644404
12179359a53b7
1398103bc1a0
144d1c9ca89d
1529c263218a
hex17c17e89fb

102030543355 has 16 divisors (see below), whose sum is σ = 131861550240. Its totient is φ = 75341806848.

The previous prime is 102030543353. The next prime is 102030543427. The reversal of 102030543355 is 553345030201.

It is a cyclic number.

It is not a de Polignac number, because 102030543355 - 21 = 102030543353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102030543353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2292151 + ... + 2336239.

It is an arithmetic number, because the mean of its divisors is an integer number (8241346890).

Almost surely, 2102030543355 is an apocalyptic number.

102030543355 is a deficient number, since it is larger than the sum of its proper divisors (29831006885).

102030543355 is a wasteful number, since it uses less digits than its factorization.

102030543355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79710.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 102030543355 its reverse (553345030201), we get a palindrome (655375573556).

The spelling of 102030543355 in words is "one hundred two billion, thirty million, five hundred forty-three thousand, three hundred fifty-five".

Divisors: 1 5 13 65 35603 44089 178015 220445 462839 573157 2314195 2865785 1569700667 7848503335 20406108671 102030543355