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130020014 = 2312097097
BaseRepresentation
bin1111011111111…
…11001010101110
3100001122200221002
413233333022232
5231241120024
620522440302
73136103045
oct757771256
9301580832
10130020014
1167435a63
1237663092
1320c24927
14133a755c
15b6346ae
hex7bff2ae

130020014 has 8 divisors (see below), whose sum is σ = 201321408. Its totient is φ = 62912880.

The previous prime is 130020013. The next prime is 130020019. The reversal of 130020014 is 410020031.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 130019977 and 130020004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130020013) 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, 1048487 + ... + 1048610.

It is an arithmetic number, because the mean of its divisors is an integer number (25165176).

Almost surely, 2130020014 is an apocalyptic number.

130020014 is a deficient number, since it is larger than the sum of its proper divisors (71301394).

130020014 is a wasteful number, since it uses less digits than its factorization.

130020014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097130.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 130020014 is about 11402.6318891737. The cubic root of 130020014 is about 506.6056972073.

Adding to 130020014 its reverse (410020031), we get a palindrome (540040045).

The spelling of 130020014 in words is "one hundred thirty million, twenty thousand, fourteen".

Divisors: 1 2 31 62 2097097 4194194 65010007 130020014