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1993252 = 221926227
BaseRepresentation
bin111100110101000100100
310202021020011
413212220210
51002241002
6110420004
722641142
oct7465044
93667204
101993252
111141618
12801604
1354a351
1439c592
152958d7
hex1e6a24

1993252 has 12 divisors (see below), whose sum is σ = 3671920. Its totient is φ = 944136.

The previous prime is 1993247. The next prime is 1993259. The reversal of 1993252 is 2523991.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1993259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13038 + ... + 13189.

21993252 is an apocalyptic number.

It is an amenable number.

1993252 is a deficient number, since it is larger than the sum of its proper divisors (1678668).

1993252 is a wasteful number, since it uses less digits than its factorization.

1993252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26250 (or 26248 counting only the distinct ones).

The product of its digits is 4860, while the sum is 31.

The square root of 1993252 is about 1411.8257682873. The cubic root of 1993252 is about 125.8502462051.

The spelling of 1993252 in words is "one million, nine hundred ninety-three thousand, two hundred fifty-two".

Divisors: 1 2 4 19 38 76 26227 52454 104908 498313 996626 1993252