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102330030023 = 137871540771
BaseRepresentation
bin101111101001101011…
…0000101011111000111
3100210010120000010112222
41133103112011133013
53134032441430043
6115002035402555
710251555621644
oct1372326053707
9323116003488
10102330030023
113a4416a8151
12179ba15345b
13985a46a430
144d4a6a8dcb
1529dda8dd68
hex17d35857c7

102330030023 has 4 divisors (see below), whose sum is σ = 110201570808. Its totient is φ = 94458489240.

The previous prime is 102330030013. The next prime is 102330030037. The reversal of 102330030023 is 320030033201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320030033201 = 808939563609.

It is a cyclic number.

It is not a de Polignac number, because 102330030023 - 234 = 85150160839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102330029983 and 102330030010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102330030013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3935770373 + ... + 3935770398.

It is an arithmetic number, because the mean of its divisors is an integer number (27550392702).

Almost surely, 2102330030023 is an apocalyptic number.

102330030023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

102330030023 is a deficient number, since it is larger than the sum of its proper divisors (7871540785).

102330030023 is an equidigital number, since it uses as much as digits as its factorization.

102330030023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7871540784.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 102330030023 its reverse (320030033201), we get a palindrome (422360063224).

The spelling of 102330030023 in words is "one hundred two billion, three hundred thirty million, thirty thousand, twenty-three".

Divisors: 1 13 7871540771 102330030023