Search a number
-
+
54948055 = 579139109
BaseRepresentation
bin1101000110011…
…1000011010111
310211101122120011
43101213003113
5103031314210
65241421051
71235023261
oct321470327
9124348504
1054948055
1129020318
121649a787
13b4cb656
147424b31
154c55d8a
hex34670d7

54948055 has 8 divisors (see below), whose sum is σ = 66772800. Its totient is φ = 43401696.

The previous prime is 54948053. The next prime is 54948059. The reversal of 54948055 is 55084945.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54948055 - 21 = 54948053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54947999 and 54948017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54948053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69160 + ... + 69949.

It is an arithmetic number, because the mean of its divisors is an integer number (8346600).

Almost surely, 254948055 is an apocalyptic number.

54948055 is a deficient number, since it is larger than the sum of its proper divisors (11824745).

54948055 is a wasteful number, since it uses less digits than its factorization.

54948055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139193.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 54948055 is about 7412.6955286185. The cubic root of 54948055 is about 380.1754845072.

The spelling of 54948055 in words is "fifty-four million, nine hundred forty-eight thousand, fifty-five".

Divisors: 1 5 79 395 139109 695545 10989611 54948055