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54126680 = 2354331469
BaseRepresentation
bin1100111001111…
…0100001011000
310202211220211212
43032132201120
5102324023210
65212042252
71225032506
oct316364130
9122756755
1054126680
112860a1a3
1216163388
13b2a182a
14728d676
154b42805
hex339e858

54126680 has 32 divisors (see below), whose sum is σ = 124621200. Its totient is φ = 21146496.

The previous prime is 54126647. The next prime is 54126689. The reversal of 54126680 is 8662145.

54126680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54126689) 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, 14015 + ... + 17454.

Almost surely, 254126680 is an apocalyptic number.

It is an amenable number.

54126680 is an abundant number, since it is smaller than the sum of its proper divisors (70494520).

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

54126680 is a wasteful number, since it uses less digits than its factorization.

54126680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31523 (or 31519 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 54126680 is about 7357.0836613430. The cubic root of 54126680 is about 378.2716522878.

The spelling of 54126680 in words is "fifty-four million, one hundred twenty-six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 43 86 172 215 344 430 860 1720 31469 62938 125876 157345 251752 314690 629380 1258760 1353167 2706334 5412668 6765835 10825336 13531670 27063340 54126680