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10030412191 = 47459211349
BaseRepresentation
bin10010101011101101…
…11111000110011111
3221220000222201210211
421111312333012133
5131020241142231
64335150313251
7503364045142
oct112566770637
927800881724
1010030412191
1142879a7158
121b3b1b8827
13c3b0a7c57
146b21dc059
153da8b8eb1
hex255dbf19f

10030412191 has 4 divisors (see below), whose sum is σ = 10030671000. Its totient is φ = 10030153384.

The previous prime is 10030412179. The next prime is 10030412201. The reversal of 10030412191 is 19121403001.

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 10030412191 - 217 = 10030281119 is a prime.

It is a super-2 number, since 2×100304121912 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030412101) 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, 58216 + ... + 153133.

It is an arithmetic number, because the mean of its divisors is an integer number (2507667750).

Almost surely, 210030412191 is an apocalyptic number.

10030412191 is a deficient number, since it is larger than the sum of its proper divisors (258809).

10030412191 is an equidigital number, since it uses as much as digits as its factorization.

10030412191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258808.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 10030412191 its reverse (19121403001), we get a palindrome (29151815192).

The spelling of 10030412191 in words is "ten billion, thirty million, four hundred twelve thousand, one hundred ninety-one".

Divisors: 1 47459 211349 10030412191