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672607472 = 24616831009
BaseRepresentation
bin101000000101110…
…010110011110000
31201212121222222212
4220011302303300
52334141414342
6150424151252
722445032505
oct5005626360
91655558885
10672607472
1131573aa49
12169308528
13a946b1b4
14654874ac
153e0b1182
hex28172cf0

672607472 has 40 divisors (see below), whose sum is σ = 1327794480. Its totient is φ = 329978880.

The previous prime is 672607451. The next prime is 672607477. The reversal of 672607472 is 274706276.

It is a super-2 number, since 2×6726074722 = 904801622780461568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672607477) 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 7 ways as a sum of consecutive naturals, for example, 666104 + ... + 667112.

It is an arithmetic number, because the mean of its divisors is an integer number (33194862).

Almost surely, 2672607472 is an apocalyptic number.

It is an amenable number.

672607472 is a deficient number, since it is larger than the sum of its proper divisors (655187008).

672607472 is a wasteful number, since it uses less digits than its factorization.

672607472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761 (or 1755 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 41.

The square root of 672607472 is about 25934.6770174606. The cubic root of 672607472 is about 876.1676805566.

The spelling of 672607472 in words is "six hundred seventy-two million, six hundred seven thousand, four hundred seventy-two".

Divisors: 1 2 4 8 16 61 122 244 488 683 976 1009 1366 2018 2732 4036 5464 8072 10928 16144 41663 61549 83326 123098 166652 246196 333304 492392 666608 689147 984784 1378294 2756588 5513176 11026352 42037967 84075934 168151868 336303736 672607472