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54874383 = 3103257691
BaseRepresentation
bin1101000101010…
…1000100001111
310211020220111120
43101111010033
5103021440013
65240052023
71234265424
oct321250417
9124226446
1054874383
1128a7aa33
1216464013
13b4a3c65
147405d4b
154c3e123
hex345510f

54874383 has 16 divisors (see below), whose sum is σ = 74270976. Its totient is φ = 36034560.

The previous prime is 54874381. The next prime is 54874387. The reversal of 54874383 is 38347845.

It is not a de Polignac number, because 54874383 - 21 = 54874381 is a prime.

It is a super-2 number, since 2×548743832 = 6022395819261378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54874381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79068 + ... + 79758.

It is an arithmetic number, because the mean of its divisors is an integer number (4641936).

Almost surely, 254874383 is an apocalyptic number.

54874383 is a deficient number, since it is larger than the sum of its proper divisors (19396593).

54874383 is a wasteful number, since it uses less digits than its factorization.

54874383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054.

The product of its digits is 322560, while the sum is 42.

The square root of 54874383 is about 7407.7245494146. The cubic root of 54874383 is about 380.0055008437.

It can be divided in two parts, 5487 and 4383, that added together give a triangular number (9870 = T140).

The spelling of 54874383 in words is "fifty-four million, eight hundred seventy-four thousand, three hundred eighty-three".

Divisors: 1 3 103 257 309 691 771 2073 26471 71173 79413 177587 213519 532761 18291461 54874383