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196963925 = 5231254147
BaseRepresentation
bin10111011110101…
…10111001010101
3111201121210201012
423233112321111
5400410321200
631313342005
74611110564
oct1357267125
9451553635
10196963925
11a11a9a04
1255b67905
1331a63402
141c231bdb
1512459a35
hexbbd6e55

196963925 has 12 divisors (see below), whose sum is σ = 252114816. Its totient is φ = 152487600.

The previous prime is 196963901. The next prime is 196963957. The reversal of 196963925 is 529369691.

It is a de Polignac number, because none of the positive numbers 2k-196963925 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126299 + ... + 127848.

It is an arithmetic number, because the mean of its divisors is an integer number (21009568).

Almost surely, 2196963925 is an apocalyptic number.

It is an amenable number.

196963925 is a deficient number, since it is larger than the sum of its proper divisors (55150891).

196963925 is a wasteful number, since it uses less digits than its factorization.

196963925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254188 (or 254183 counting only the distinct ones).

The product of its digits is 787320, while the sum is 50.

The square root of 196963925 is about 14034.3836701153. The cubic root of 196963925 is about 581.8292672005.

The spelling of 196963925 in words is "one hundred ninety-six million, nine hundred sixty-three thousand, nine hundred twenty-five".

Divisors: 1 5 25 31 155 775 254147 1270735 6353675 7878557 39392785 196963925