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54940277 = 7173153281
BaseRepresentation
bin1101000110010…
…1001001110101
310211101020220002
43101211021311
5103031042102
65241321045
71234661510
oct321451165
9124336802
1054940277
1129015497
1216496185
13b4c7c52
147421d77
154c53902
hex3465275

54940277 has 32 divisors (see below), whose sum is σ = 70170624. Its totient is φ = 41932800.

The previous prime is 54940253. The next prime is 54940279. The reversal of 54940277 is 77204945.

54940277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54940277 - 26 = 54940213 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54940277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54940279) 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 31 ways as a sum of consecutive naturals, for example, 195377 + ... + 195657.

It is an arithmetic number, because the mean of its divisors is an integer number (2192832).

Almost surely, 254940277 is an apocalyptic number.

It is an amenable number.

54940277 is a deficient number, since it is larger than the sum of its proper divisors (15230347).

54940277 is a wasteful number, since it uses less digits than its factorization.

54940277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 54940277 is about 7412.1708695901. The cubic root of 54940277 is about 380.1575454770.

The spelling of 54940277 in words is "fifty-four million, nine hundred forty thousand, two hundred seventy-seven".

Divisors: 1 7 17 31 53 119 217 281 371 527 901 1643 1967 3689 4777 6307 8711 11501 14893 27931 33439 60977 104251 148087 195517 253181 461683 1036609 1772267 3231781 7848611 54940277