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10148523145 = 57327804173
BaseRepresentation
bin10010111001110011…
…00010110010001001
3222012021020101120121
421130321202302021
5131241010220040
64355010023241
7506330011015
oct113471426211
928167211517
1010148523145
114338638712
121b72877b21
13c596c00a7
146c3b85545
153e5e49c4a
hex25ce62c89

10148523145 has 8 divisors (see below), whose sum is σ = 12345053256. Its totient is φ = 8007601536.

The previous prime is 10148523109. The next prime is 10148523149. The reversal of 10148523145 is 54132584101.

It can be written as a sum of positive squares in 4 ways, for example, as 3943337616 + 6205185529 = 62796^2 + 78773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10148523145 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10148523145.

It is not an unprimeable number, because it can be changed into a prime (10148523149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13901722 + ... + 13902451.

It is an arithmetic number, because the mean of its divisors is an integer number (1543131657).

Almost surely, 210148523145 is an apocalyptic number.

It is an amenable number.

10148523145 is a deficient number, since it is larger than the sum of its proper divisors (2196530111).

10148523145 is an equidigital number, since it uses as much as digits as its factorization.

10148523145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27804251.

The product of its (nonzero) digits is 19200, while the sum is 34.

The spelling of 10148523145 in words is "ten billion, one hundred forty-eight million, five hundred twenty-three thousand, one hundred forty-five".

Divisors: 1 5 73 365 27804173 139020865 2029704629 10148523145