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13451099530 = 2511122282723
BaseRepresentation
bin11001000011011111…
…10111110110001010
31021201102121122200111
430201233313312022
5210021440141110
610102423424534
7654221313421
oct144157676612
937642548614
1013451099530
115782882190
1227348b514a
131364994cbb
149186322b8
1553ad5ae8a
hex321bf7d8a

13451099530 has 16 divisors (see below), whose sum is σ = 26413068384. Its totient is φ = 4891308880.

The previous prime is 13451099491. The next prime is 13451099549. The reversal of 13451099530 is 3599015431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61141252 + ... + 61141471.

It is an arithmetic number, because the mean of its divisors is an integer number (1650816774).

Almost surely, 213451099530 is an apocalyptic number.

13451099530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13451099530 is a deficient number, since it is larger than the sum of its proper divisors (12961968854).

13451099530 is a wasteful number, since it uses less digits than its factorization.

13451099530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122282741.

The product of its (nonzero) digits is 72900, while the sum is 40.

The spelling of 13451099530 in words is "thirteen billion, four hundred fifty-one million, ninety-nine thousand, five hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 122282723 244565446 611413615 1222827230 1345109953 2690219906 6725549765 13451099530