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10010015001 = 327158889127
BaseRepresentation
bin10010101001010010…
…01011010100011001
3221211121121110010100
421110221023110121
5131000030440001
64333141210013
7503025503130
oct112451132431
927747543110
1010010015001
114277435478
121b34400909
13c36ab5acc
146ad60c917
153d8bda586
hex254a4b519

10010015001 has 12 divisors (see below), whose sum is σ = 16524469312. Its totient is φ = 5720008536.

The previous prime is 10010014991. The next prime is 10010015009. The reversal of 10010015001 is 10051001001.

It is not a de Polignac number, because 10010015001 - 217 = 10009883929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10010015009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79444501 + ... + 79444626.

Almost surely, 210010015001 is an apocalyptic number.

It is an amenable number.

10010015001 is a deficient number, since it is larger than the sum of its proper divisors (6514454311).

10010015001 is a wasteful number, since it uses less digits than its factorization.

10010015001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158889140 (or 158889137 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 9.

Adding to 10010015001 its reverse (10051001001), we get a palindrome (20061016002).

The spelling of 10010015001 in words is "ten billion, ten million, fifteen thousand, one".

Divisors: 1 3 7 9 21 63 158889127 476667381 1112223889 1430002143 3336671667 10010015001