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54901825 = 52111811103
BaseRepresentation
bin1101000101101…
…1110001000001
310211022022010221
43101123301001
5103023324300
65240423041
71234441426
oct321336101
9124268127
1054901825
1128a99610
1216477a81
13b4b35b4
147411d4d
154c4731a
hex345bc41

54901825 has 24 divisors (see below), whose sum is σ = 74745216. Its totient is φ = 39672000.

The previous prime is 54901817. The next prime is 54901867. The reversal of 54901825 is 52810945.

It is not a de Polignac number, because 54901825 - 23 = 54901817 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49224 + ... + 50326.

It is an arithmetic number, because the mean of its divisors is an integer number (3114384).

Almost surely, 254901825 is an apocalyptic number.

54901825 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54901825 is a deficient number, since it is larger than the sum of its proper divisors (19843391).

54901825 is a wasteful number, since it uses less digits than its factorization.

54901825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305 (or 1300 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 54901825 is about 7409.5765735972. The cubic root of 54901825 is about 380.0688356370.

The spelling of 54901825 in words is "fifty-four million, nine hundred one thousand, eight hundred twenty-five".

Divisors: 1 5 11 25 55 181 275 905 1103 1991 4525 5515 9955 12133 27575 49775 60665 199643 303325 998215 2196073 4991075 10980365 54901825