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195313492 = 221129153067
BaseRepresentation
bin10111010010000…
…11111101010100
3111121111221202001
423221003331110
5400000012432
631214125044
74561065043
oct1351037524
9447457661
10195313492
11a0281a10
12554b0784
133160611a
141bd2255a
15122309e7
hexba43f54

195313492 has 24 divisors (see below), whose sum is σ = 385731360. Its totient is φ = 85716960.

The previous prime is 195313453. The next prime is 195313499. The reversal of 195313492 is 294313591.

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 (195313499) 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, 75258 + ... + 77809.

It is an arithmetic number, because the mean of its divisors is an integer number (16072140).

Almost surely, 2195313492 is an apocalyptic number.

It is an amenable number.

195313492 is a deficient number, since it is larger than the sum of its proper divisors (190417868).

195313492 is a wasteful number, since it uses less digits than its factorization.

195313492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153111 (or 153109 counting only the distinct ones).

The product of its digits is 29160, while the sum is 37.

The square root of 195313492 is about 13975.4603501996. The cubic root of 195313492 is about 580.1995864839.

Subtracting 195313492 from its reverse (294313591), we obtain a palindrome (99000099).

The spelling of 195313492 in words is "one hundred ninety-five million, three hundred thirteen thousand, four hundred ninety-two".

Divisors: 1 2 4 11 22 29 44 58 116 319 638 1276 153067 306134 612268 1683737 3367474 4438943 6734948 8877886 17755772 48828373 97656746 195313492