[go: up one dir, main page]

Search a number
-
+
54755951 = 314167643
BaseRepresentation
bin1101000011100…
…0001001101111
310211000220001012
43100320021233
5103004142301
65233335435
71233263225
oct320701157
9124026035
1054755951
11289a9a58
121640757b
13b462093
1473b4b15
154c18ebb
hex343826f

54755951 has 16 divisors (see below), whose sum is σ = 58856448. Its totient is φ = 50846400.

The previous prime is 54755917. The next prime is 54755957. The reversal of 54755951 is 15955745.

54755951 = 13142 + 13152 + ... + 13442.

54755951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54755951 - 26 = 54755887 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54755899 and 54755908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54755957) 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 15 ways as a sum of consecutive naturals, for example, 84836 + ... + 85478.

It is an arithmetic number, because the mean of its divisors is an integer number (3678528).

Almost surely, 254755951 is an apocalyptic number.

54755951 is a deficient number, since it is larger than the sum of its proper divisors (4100497).

54755951 is a wasteful number, since it uses less digits than its factorization.

54755951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782.

The product of its digits is 157500, while the sum is 41.

The square root of 54755951 is about 7399.7264138615. The cubic root of 54755951 is about 379.7319231138.

The spelling of 54755951 in words is "fifty-four million, seven hundred fifty-five thousand, nine hundred fifty-one".

Divisors: 1 31 41 67 643 1271 2077 2747 19933 26363 43081 85157 817253 1335511 1766321 54755951