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54834505 = 51129311109
BaseRepresentation
bin1101000100101…
…1010101001001
310211011212210121
43101023111021
5103014201010
65235143241
71234041235
oct321132511
9124155717
1054834505
1128a52a80
1216444b21
13b48ba6b
1473d55c5
154c323da
hex344b549

54834505 has 32 divisors (see below), whose sum is σ = 76723200. Its totient is φ = 37228800.

The previous prime is 54834497. The next prime is 54834517. The reversal of 54834505 is 50543845.

It is not a de Polignac number, because 54834505 - 23 = 54834497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48891 + ... + 49999.

It is an arithmetic number, because the mean of its divisors is an integer number (2397600).

Almost surely, 254834505 is an apocalyptic number.

54834505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54834505 is a deficient number, since it is larger than the sum of its proper divisors (21888695).

54834505 is a wasteful number, since it uses less digits than its factorization.

54834505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 54834505 is about 7405.0324104625. The cubic root of 54834505 is about 379.9134267231.

It can be divided in two parts, 548 and 34505, that added together give a palindrome (35053).

The spelling of 54834505 in words is "fifty-four million, eight hundred thirty-four thousand, five hundred five".

Divisors: 1 5 11 29 31 55 145 155 319 341 899 1109 1595 1705 4495 5545 9889 12199 32161 34379 49445 60995 160805 171895 353771 378169 996991 1768855 1890845 4984955 10966901 54834505