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10005142051 = 55311808921
BaseRepresentation
bin10010101000101101…
…00101101000100011
3221211021102212200201
421110112211220203
5130442304021201
64332444530031
7502636206232
oct112426455043
927737385621
1010005142051
114274707343
121b32850917
13c35a9aac8
146acb00b19
153d8576801
hex2545a5a23

10005142051 has 4 divisors (see below), whose sum is σ = 10006956504. Its totient is φ = 10003327600.

The previous prime is 10005141997. The next prime is 10005142057. The reversal of 10005142051 is 15024150001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10005142051 - 29 = 10005141539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10005142057) 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, 898930 + ... + 909991.

It is an arithmetic number, because the mean of its divisors is an integer number (2501739126).

Almost surely, 210005142051 is an apocalyptic number.

10005142051 is a deficient number, since it is larger than the sum of its proper divisors (1814453).

10005142051 is an equidigital number, since it uses as much as digits as its factorization.

10005142051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814452.

The product of its (nonzero) digits is 200, while the sum is 19.

Adding to 10005142051 its reverse (15024150001), we get a palindrome (25029292052).

The spelling of 10005142051 in words is "ten billion, five million, one hundred forty-two thousand, fifty-one".

Divisors: 1 5531 1808921 10005142051