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10081804148 = 2213193880849
BaseRepresentation
bin10010110001110110…
…00001111101110100
3222000121200201022122
421120323001331310
5131121420213043
64344224015112
7504556631003
oct113073017564
928017621278
1010081804148
114303a08749
121b54461498
13c4892cab0
146b8d78c3a
153e016b368
hex258ec1f74

10081804148 has 12 divisors (see below), whose sum is σ = 19000323300. Its totient is φ = 4653140352.

The previous prime is 10081804129. The next prime is 10081804157. The reversal of 10081804148 is 84140818001.

It can be written as a sum of positive squares in 2 ways, for example, as 5354141584 + 4727662564 = 73172^2 + 68758^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96940373 + ... + 96940476.

It is an arithmetic number, because the mean of its divisors is an integer number (1583360275).

Almost surely, 210081804148 is an apocalyptic number.

It is an amenable number.

10081804148 is a deficient number, since it is larger than the sum of its proper divisors (8918519152).

10081804148 is a wasteful number, since it uses less digits than its factorization.

10081804148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193880866 (or 193880864 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 35.

The spelling of 10081804148 in words is "ten billion, eighty-one million, eight hundred four thousand, one hundred forty-eight".

Divisors: 1 2 4 13 26 52 193880849 387761698 775523396 2520451037 5040902074 10081804148