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54969 = 373251
BaseRepresentation
bin1101011010111001
32210101220
431122321
53224334
61102253
7316155
oct153271
983356
1054969
1138332
1227989
131c035
1416065
1511449
hexd6b9

54969 has 8 divisors (see below), whose sum is σ = 74592. Its totient is φ = 36000.

The previous prime is 54959. The next prime is 54973. The reversal of 54969 is 96945.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54969 - 28 = 54713 is a prime.

It is a super-2 number, since 2×549692 = 6043181922, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94 + ... + 344.

It is an arithmetic number, because the mean of its divisors is an integer number (9324).

254969 is an apocalyptic number.

It is an amenable number.

54969 is a deficient number, since it is larger than the sum of its proper divisors (19623).

54969 is a wasteful number, since it uses less digits than its factorization.

54969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327.

The product of its digits is 9720, while the sum is 33.

The square root of 54969 is about 234.4546864535. The cubic root of 54969 is about 38.0223783238.

It can be divided in two parts, 54 and 969, that multiplied together give a triangular number (52326 = T323).

The spelling of 54969 in words is "fifty-four thousand, nine hundred sixty-nine".

Divisors: 1 3 73 219 251 753 18323 54969