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13421160 = 2333517243
BaseRepresentation
bin110011001100…
…101001101000
3221020212101000
4303030221220
511413434120
61155355000
7222035514
oct63145150
927225330
1013421160
117637575
1245b2a60
132a1bb1c
141ad5144
1512a1990
hexccca68

13421160 has 192 divisors, whose sum is σ = 48628800. Its totient is φ = 3290112.

The previous prime is 13421141. The next prime is 13421173. The reversal of 13421160 is 6112431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 312099 + ... + 312141.

It is an arithmetic number, because the mean of its divisors is an integer number (253275).

Almost surely, 213421160 is an apocalyptic number.

13421160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13421160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24314400).

13421160 is an abundant number, since it is smaller than the sum of its proper divisors (35207640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13421160 is a wasteful number, since it uses less digits than its factorization.

13421160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 13421160 is about 3663.4901391979. The cubic root of 13421160 is about 237.6457314280.

Adding to 13421160 its reverse (6112431), we get a palindrome (19533591).

The spelling of 13421160 in words is "thirteen million, four hundred twenty-one thousand, one hundred sixty".