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52693443 = 331121272
BaseRepresentation
bin1100100100000…
…0100111000011
310200011002211000
43021000213003
5101442142233
65121223043
71206613125
oct311004703
9120132730
1052693443
1127820400
1215791a83
13abbc36a
146dd9215
15495cd13
hex32409c3

52693443 has 36 divisors (see below), whose sum is σ = 86487240. Its totient is φ = 31683960.

The previous prime is 52693411. The next prime is 52693451. The reversal of 52693443 is 34439625.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

52693443 is a `hidden beast` number, since 526 + 93 + 4 + 43 = 666.

It is not a de Polignac number, because 52693443 - 25 = 52693411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52693398 and 52693407.

It is not an unprimeable number, because it can be changed into a prime (52693453) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 414846 + ... + 414972.

Almost surely, 252693443 is an apocalyptic number.

52693443 is a deficient number, since it is larger than the sum of its proper divisors (33793797).

52693443 is a wasteful number, since it uses less digits than its factorization.

52693443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 141 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 52693443 is about 7259.0249345212. The cubic root of 52693443 is about 374.9029508861.

The spelling of 52693443 in words is "fifty-two million, six hundred ninety-three thousand, four hundred forty-three".

Divisors: 1 3 9 11 27 33 99 121 127 297 363 381 1089 1143 1397 3267 3429 4191 12573 15367 16129 37719 46101 48387 138303 145161 177419 414909 435483 532257 1596771 1951609 4790313 5854827 17564481 52693443