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130025127 = 343341709
BaseRepresentation
bin1111100000000…
…00011010100111
3100001122221221110
413300000122213
5231241301002
620522520103
73136124001
oct760003247
9301587843
10130025127
1167439891
1237666033
1320c2705b
14133a9371
15b635e6c
hex7c006a7

130025127 has 4 divisors (see below), whose sum is σ = 173366840. Its totient is φ = 86683416.

The previous prime is 130025117. The next prime is 130025131. The reversal of 130025127 is 721520031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 721520031 = 3240506677.

It is not a de Polignac number, because 130025127 - 24 = 130025111 is a prime.

It is a super-2 number, since 2×1300251272 = 33813067302732258, which 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 (130025117) 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, 21670852 + ... + 21670857.

It is an arithmetic number, because the mean of its divisors is an integer number (43341710).

Almost surely, 2130025127 is an apocalyptic number.

130025127 is a deficient number, since it is larger than the sum of its proper divisors (43341713).

130025127 is an equidigital number, since it uses as much as digits as its factorization.

130025127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43341712.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 130025127 is about 11402.8560895944. The cubic root of 130025127 is about 506.6123378285.

Adding to 130025127 its reverse (721520031), we get a palindrome (851545158).

The spelling of 130025127 in words is "one hundred thirty million, twenty-five thousand, one hundred twenty-seven".

Divisors: 1 3 43341709 130025127