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13420264 = 23111311731
BaseRepresentation
bin110011001100…
…011011101000
3221020211010211
4303030123220
511413422024
61155350504
7222033064
oct63143350
927224124
1013420264
117636930
1245b2434
132a1b5b0
141ad4aa4
1512a1594
hexccc6e8

13420264 has 32 divisors (see below), whose sum is σ = 29564640. Its totient is φ = 5630400.

The previous prime is 13420237. The next prime is 13420271. The reversal of 13420264 is 46202431.

It is a happy number.

13420264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 4722 + ... + 7009.

It is an arithmetic number, because the mean of its divisors is an integer number (923895).

Almost surely, 213420264 is an apocalyptic number.

It is an amenable number.

13420264 is an abundant number, since it is smaller than the sum of its proper divisors (16144376).

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

13420264 is a wasteful number, since it uses less digits than its factorization.

13420264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11761 (or 11757 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 13420264 is about 3663.3678493976. The cubic root of 13420264 is about 237.6404428808.

Adding to 13420264 its reverse (46202431), we get a palindrome (59622695).

The spelling of 13420264 in words is "thirteen million, four hundred twenty thousand, two hundred sixty-four".

Divisors: 1 2 4 8 11 13 22 26 44 52 88 104 143 286 572 1144 11731 23462 46924 93848 129041 152503 258082 305006 516164 610012 1032328 1220024 1677533 3355066 6710132 13420264