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54870500 = 2253109741
BaseRepresentation
bin1101000101010…
…0000111100100
310211020201011202
43101110013210
5103021324000
65240022032
71234251206
oct321240744
9124221152
1054870500
1128a78023
1216461918
13b4a2269
147404776
154c3cdd5
hex34541e4

54870500 has 24 divisors (see below), whose sum is σ = 119838264. Its totient is φ = 21948000.

The previous prime is 54870493. The next prime is 54870511. The reversal of 54870500 is 507845.

It can be written as a sum of positive squares in 4 ways, for example, as 465124 + 54405376 = 682^2 + 7376^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54371 + ... + 55370.

It is an arithmetic number, because the mean of its divisors is an integer number (4993261).

Almost surely, 254870500 is an apocalyptic number.

54870500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

54870500 is an abundant number, since it is smaller than the sum of its proper divisors (64967764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54870500 is a wasteful number, since it uses less digits than its factorization.

54870500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109760 (or 109748 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 54870500 is about 7407.4624534992. The cubic root of 54870500 is about 379.9965373646.

The spelling of 54870500 in words is "fifty-four million, eight hundred seventy thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 109741 219482 438964 548705 1097410 2194820 2743525 5487050 10974100 13717625 27435250 54870500