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130442201 = 199777027
BaseRepresentation
bin1111100011001…
…10001111011001
3100002110011001122
413301212033121
5231343122301
620535455025
73142511651
oct761461731
9302404048
10130442201
11676a417a
1237827475
1321041b46
1413477361
15b6b981b
hex7c663d9

130442201 has 8 divisors (see below), whose sum is σ = 137467680. Its totient is φ = 123432768.

The previous prime is 130442183. The next prime is 130442231. The reversal of 130442201 is 102244031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130442201 - 214 = 130425817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130442201.

It is not an unprimeable number, because it can be changed into a prime (130442231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15050 + ... + 22076.

It is an arithmetic number, because the mean of its divisors is an integer number (17183460).

Almost surely, 2130442201 is an apocalyptic number.

It is an amenable number.

130442201 is a deficient number, since it is larger than the sum of its proper divisors (7025479).

130442201 is an equidigital number, since it uses as much as digits as its factorization.

130442201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8023.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 130442201 is about 11421.1295851155. The cubic root of 130442201 is about 507.1534366182.

Adding to 130442201 its reverse (102244031), we get a palindrome (232686232).

The spelling of 130442201 in words is "one hundred thirty million, four hundred forty-two thousand, two hundred one".

Divisors: 1 19 977 7027 18563 133513 6865379 130442201