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19960372 = 2267711049
BaseRepresentation
bin100110000100…
…1001000110100
31101120002111001
41030021020310
520102212442
61551453044
7331442335
oct114111064
941502431
1019960372
11102a3583
126827184
13419b393
14291828c
151b442b7
hex1309234

19960372 has 24 divisors (see below), whose sum is σ = 35985600. Its totient is φ = 9683520.

The previous prime is 19960361. The next prime is 19960379. The reversal of 19960372 is 27306991.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19960379) 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, 18504 + ... + 19552.

It is an arithmetic number, because the mean of its divisors is an integer number (1499400).

Almost surely, 219960372 is an apocalyptic number.

It is an amenable number.

19960372 is a deficient number, since it is larger than the sum of its proper divisors (16025228).

19960372 is a wasteful number, since it uses less digits than its factorization.

19960372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191 (or 1189 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 19960372 is about 4467.7032130615. The cubic root of 19960372 is about 271.2623648862.

The spelling of 19960372 in words is "nineteen million, nine hundred sixty thousand, three hundred seventy-two".

Divisors: 1 2 4 67 71 134 142 268 284 1049 2098 4196 4757 9514 19028 70283 74479 140566 148958 281132 297916 4990093 9980186 19960372