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15404133130 = 251540413313
BaseRepresentation
bin11100101100010100…
…00110101100001010
31110202112121001010021
432112022012230022
5223021424230010
611024312011054
71053504654061
oct162612065412
943675531107
1015404133130
116595260241
122b9a990a8a
1315b64a6999
14a61b831d8
156025428da
hex396286b0a

15404133130 has 8 divisors (see below), whose sum is σ = 27727439652. Its totient is φ = 6161653248.

The previous prime is 15404133119. The next prime is 15404133139. The reversal of 15404133130 is 3133140451.

It can be written as a sum of positive squares in 2 ways, for example, as 14122707921 + 1281425209 = 118839^2 + 35797^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 15404133095 and 15404133104.

It is not an unprimeable number, because it can be changed into a prime (15404133139) 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, 770206647 + ... + 770206666.

Almost surely, 215404133130 is an apocalyptic number.

15404133130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15404133130 is a deficient number, since it is larger than the sum of its proper divisors (12323306522).

15404133130 is a wasteful number, since it uses less digits than its factorization.

15404133130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540413320.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 15404133130 its reverse (3133140451), we get a palindrome (18537273581).

The spelling of 15404133130 in words is "fifteen billion, four hundred four million, one hundred thirty-three thousand, one hundred thirty".

Divisors: 1 2 5 10 1540413313 3080826626 7702066565 15404133130