Search a number
-
+
54870700 = 2252548707
BaseRepresentation
bin1101000101010…
…0001010101100
310211020201110011
43101110022230
5103021330300
65240023004
71234251613
oct321241254
9124221404
1054870700
1128a78195
1216461a64
13b4a2391
14740487a
154c3ceba
hex34542ac

54870700 has 18 divisors (see below), whose sum is σ = 119069636. Its totient is φ = 21948240.

The previous prime is 54870661. The next prime is 54870703. The reversal of 54870700 is 707845.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (54870703) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 274254 + ... + 274453.

Almost surely, 254870700 is an apocalyptic number.

54870700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

54870700 is an abundant number, since it is smaller than the sum of its proper divisors (64198936).

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

54870700 is a wasteful number, since it uses less digits than its factorization.

54870700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548721 (or 548714 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 54870700 is about 7407.4759533866. The cubic root of 54870700 is about 379.9969990529.

The spelling of 54870700 in words is "fifty-four million, eight hundred seventy thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 548707 1097414 2194828 2743535 5487070 10974140 13717675 27435350 54870700