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10265019970 = 256173166289
BaseRepresentation
bin10011000111101011…
…11100011001000010
3222111101110001011211
421203311330121002
5132010321114340
64414331000334
7512243141632
oct114365743102
928441401154
1010265019970
114398377487
121ba58990aa
13c7788b61a
146d542c6c2
154012ac5ea
hex263d7c642

10265019970 has 16 divisors (see below), whose sum is σ = 18480140280. Its totient is φ = 4105318144.

The previous prime is 10265019931. The next prime is 10265019997. The reversal of 10265019970 is 7991056201.

10265019970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5299985601 + 4965034369 = 72801^2 + 70463^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21415 + ... + 144874.

Almost surely, 210265019970 is an apocalyptic number.

10265019970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10265019970 is a deficient number, since it is larger than the sum of its proper divisors (8215120310).

10265019970 is a wasteful number, since it uses less digits than its factorization.

10265019970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172469.

The product of its (nonzero) digits is 34020, while the sum is 40.

The spelling of 10265019970 in words is "ten billion, two hundred sixty-five million, nineteen thousand, nine hundred seventy".

Divisors: 1 2 5 10 6173 12346 30865 61730 166289 332578 831445 1662890 1026501997 2053003994 5132509985 10265019970