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54204423 = 3713211941
BaseRepresentation
bin1100111011000…
…1100000000111
310202222212111020
43032301200013
5102334020143
65213442223
71225505250
oct316614007
9122885436
1054204423
1128662649
12161a0373
13b2cb030
1472adb27
154b5a883
hex33b1807

54204423 has 32 divisors (see below), whose sum is σ = 89467392. Its totient is φ = 28425600.

The previous prime is 54204383. The next prime is 54204431. The reversal of 54204423 is 32440245.

It is not a de Polignac number, because 54204423 - 29 = 54203911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54204393 and 54204402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54204433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57133 + ... + 58073.

It is an arithmetic number, because the mean of its divisors is an integer number (2795856).

Almost surely, 254204423 is an apocalyptic number.

54204423 is a deficient number, since it is larger than the sum of its proper divisors (35262969).

54204423 is a wasteful number, since it uses less digits than its factorization.

54204423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 54204423 is about 7362.3653128597. The cubic root of 54204423 is about 378.4526714856.

Adding to 54204423 its reverse (32440245), we get a palindrome (86644668).

The spelling of 54204423 in words is "fifty-four million, two hundred four thousand, four hundred twenty-three".

Divisors: 1 3 7 13 21 39 91 211 273 633 941 1477 2743 2823 4431 6587 8229 12233 19201 19761 36699 57603 85631 198551 256893 595653 1389857 2581163 4169571 7743489 18068141 54204423