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5430131 = 72110819
BaseRepresentation
bin10100101101101101110011
3101012212201222
4110231231303
52342231011
6312215255
764104200
oct24555563
911185658
105430131
113079813
12199a52b
1311817c5
14a14ca7
15723ddb
hex52db73

5430131 has 6 divisors (see below), whose sum is σ = 6316740. Its totient is φ = 4654356.

The previous prime is 5430127. The next prime is 5430137. The reversal of 5430131 is 1310345.

It is not a de Polignac number, because 5430131 - 22 = 5430127 is a prime.

It is a super-2 number, since 2×54301312 = 58972645354322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5430137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55361 + ... + 55458.

It is an arithmetic number, because the mean of its divisors is an integer number (1052790).

Almost surely, 25430131 is an apocalyptic number.

5430131 is a deficient number, since it is larger than the sum of its proper divisors (886609).

5430131 is a wasteful number, since it uses less digits than its factorization.

5430131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110833 (or 110826 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 5430131 is about 2330.2641481171. The cubic root of 5430131 is about 175.7667688014.

Adding to 5430131 its reverse (1310345), we get a palindrome (6740476).

The spelling of 5430131 in words is "five million, four hundred thirty thousand, one hundred thirty-one".

Divisors: 1 7 49 110819 775733 5430131