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672067214 = 271310734511
BaseRepresentation
bin101000000011101…
…110111010001110
31201211121112220022
4220003232322032
52334022122324
6150404422142
722440322430
oct5003567216
91654545808
10672067214
11315401055
121690a7952
13a930c310
1465386650
153e00605e
hex280eee8e

672067214 has 32 divisors (see below), whose sum is σ = 1252371456. Its totient is φ = 263380320.

The previous prime is 672067181. The next prime is 672067217. The reversal of 672067214 is 412760276.

672067214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672067217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2219 + ... + 36729.

It is an arithmetic number, because the mean of its divisors is an integer number (39136608).

Almost surely, 2672067214 is an apocalyptic number.

672067214 is a deficient number, since it is larger than the sum of its proper divisors (580304242).

672067214 is a wasteful number, since it uses less digits than its factorization.

672067214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34640.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 672067214 is about 25924.2591793864. The cubic root of 672067214 is about 875.9330298809.

The spelling of 672067214 in words is "six hundred seventy-two million, sixty-seven thousand, two hundred fourteen".

Divisors: 1 2 7 13 14 26 91 107 182 214 749 1391 1498 2782 9737 19474 34511 69022 241577 448643 483154 897286 3140501 3692677 6281002 7385354 25848739 48004801 51697478 96009602 336033607 672067214