Search a number
-
+
130341457 = 298354151
BaseRepresentation
bin1111100010011…
…01101001010001
3100002021000212101
413301031221101
5231331411312
620533400401
73141612151
oct761155121
9302230771
10130341457
1167635514
1237799101
132100802c
141344c761
15b699a57
hex7c4da51

130341457 has 8 divisors (see below), whose sum is σ = 136463040. Its totient is φ = 124328400.

The previous prime is 130341439. The next prime is 130341461. The reversal of 130341457 is 754143031.

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 130341457 - 211 = 130339409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130347457) 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, 24669 + ... + 29482.

It is an arithmetic number, because the mean of its divisors is an integer number (17057880).

Almost surely, 2130341457 is an apocalyptic number.

It is an amenable number.

130341457 is a deficient number, since it is larger than the sum of its proper divisors (6121583).

130341457 is an equidigital number, since it uses as much as digits as its factorization.

130341457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54263.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 130341457 is about 11416.7183113187. The cubic root of 130341457 is about 507.0228402711.

Adding to 130341457 its reverse (754143031), we get a palindrome (884484488).

The spelling of 130341457 in words is "one hundred thirty million, three hundred forty-one thousand, four hundred fifty-seven".

Divisors: 1 29 83 2407 54151 1570379 4494533 130341457