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102078161753 is a prime number
BaseRepresentation
bin101111100010001010…
…1010010001101011001
3100202111000001220020112
41133010111102031121
53133024002134003
6114521041134105
710242410026061
oct1370425221531
9322430056215
10102078161753
113a322508857
121794992a335
13981a222559
144d250643a1
1529c68db3d8
hex17c4552359

102078161753 has 2 divisors, whose sum is σ = 102078161754. Its totient is φ = 102078161752.

The previous prime is 102078161747. The next prime is 102078161761. The reversal of 102078161753 is 357161870201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86743797529 + 15334364224 = 294523^2 + 123832^2 .

It is a cyclic number.

It is not a de Polignac number, because 102078161753 - 210 = 102078160729 is a prime.

It is a super-2 number, since 2×1020781617532 (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 102078161753.

It is not a weakly prime, because it can be changed into another prime (102078161153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51039080876 + 51039080877.

It is an arithmetic number, because the mean of its divisors is an integer number (51039080877).

Almost surely, 2102078161753 is an apocalyptic number.

It is an amenable number.

102078161753 is a deficient number, since it is larger than the sum of its proper divisors (1).

102078161753 is an equidigital number, since it uses as much as digits as its factorization.

102078161753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 41.

The spelling of 102078161753 in words is "one hundred two billion, seventy-eight million, one hundred sixty-one thousand, seven hundred fifty-three".