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13371424 = 251137987
BaseRepresentation
bin110011000000…
…100000100000
3221011100010221
4303000200200
511410341144
61154332424
7221440513
oct63004040
927140127
1013371424
117603170
12458a114
132a022b1
141ac0d7a
151291d84
hexcc0820

13371424 has 24 divisors (see below), whose sum is σ = 28718928. Its totient is φ = 6077760.

The previous prime is 13371389. The next prime is 13371431. The reversal of 13371424 is 42417331.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18642 + ... + 19345.

It is an arithmetic number, because the mean of its divisors is an integer number (1196622).

Almost surely, 213371424 is an apocalyptic number.

It is an amenable number.

13371424 is an abundant number, since it is smaller than the sum of its proper divisors (15347504).

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

13371424 is a wasteful number, since it uses less digits than its factorization.

13371424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38008 (or 38000 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 13371424 is about 3656.6957762439. The cubic root of 13371424 is about 237.3518130065.

Adding to 13371424 its reverse (42417331), we get a palindrome (55788755).

The spelling of 13371424 in words is "thirteen million, three hundred seventy-one thousand, four hundred twenty-four".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 352 37987 75974 151948 303896 417857 607792 835714 1215584 1671428 3342856 6685712 13371424