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13471472 = 247217183
BaseRepresentation
bin110011011000…
…111011110000
3221100102101102
4303120323300
511422041342
61200423532
7222335300
oct63307360
927312342
1013471472
117671353
124617ba8
132a389b1
141b09600
1512b1832
hexcd8ef0

13471472 has 30 divisors (see below), whose sum is σ = 30364128. Its totient is φ = 5773152.

The previous prime is 13471439. The next prime is 13471477. The reversal of 13471472 is 27417431.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13471477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7808 + ... + 9375.

Almost surely, 213471472 is an apocalyptic number.

It is an amenable number.

13471472 is an abundant number, since it is smaller than the sum of its proper divisors (16892656).

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

13471472 is a wasteful number, since it uses less digits than its factorization.

13471472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17205 (or 17192 counting only the distinct ones).

The product of its digits is 4704, while the sum is 29.

The square root of 13471472 is about 3670.3503919926. The cubic root of 13471472 is about 237.9423158933.

The spelling of 13471472 in words is "thirteen million, four hundred seventy-one thousand, four hundred seventy-two".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 17183 34366 68732 120281 137464 240562 274928 481124 841967 962248 1683934 1924496 3367868 6735736 13471472