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13470808 = 2313129527
BaseRepresentation
bin110011011000…
…110001011000
3221100101110211
4303120301120
511422031213
61200420504
7222333331
oct63306130
927311424
1013470808
1176708aa
124617734
132a385c0
141b09288
1512b153d
hexcd8c58

13470808 has 16 divisors (see below), whose sum is σ = 27200880. Its totient is φ = 6217248.

The previous prime is 13470803. The next prime is 13470823. The reversal of 13470808 is 80807431.

It is a happy number.

It is a super-3 number, since 3×134708083 (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13470808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13470803) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 64660 + ... + 64867.

It is an arithmetic number, because the mean of its divisors is an integer number (1700055).

Almost surely, 213470808 is an apocalyptic number.

It is an amenable number.

13470808 is an abundant number, since it is smaller than the sum of its proper divisors (13730072).

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

13470808 is a wasteful number, since it uses less digits than its factorization.

13470808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129546 (or 129542 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 13470808 is about 3670.2599362988. The cubic root of 13470808 is about 237.9384064890.

The spelling of 13470808 in words is "thirteen million, four hundred seventy thousand, eight hundred eight".

Divisors: 1 2 4 8 13 26 52 104 129527 259054 518108 1036216 1683851 3367702 6735404 13470808