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197396472 = 233713196771
BaseRepresentation
bin10111100010000…
…00011111111000
3111202102210001110
423301000133320
5401013141342
631330520320
74614561630
oct1361003770
9452383043
10197396472
11a1474989
12561360a0
1331b85260
141c3056c0
15124e2c9c
hexbc407f8

197396472 has 256 divisors, whose sum is σ = 658022400. Its totient is φ = 47900160.

The previous prime is 197396467. The next prime is 197396527. The reversal of 197396472 is 274693791.

It is a happy number.

197396472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2780197 + ... + 2780267.

It is an arithmetic number, because the mean of its divisors is an integer number (2570400).

Almost surely, 2197396472 is an apocalyptic number.

197396472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197396472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329011200).

197396472 is an abundant number, since it is smaller than the sum of its proper divisors (460625928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197396472 is a wasteful number, since it uses less digits than its factorization.

197396472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 182 counting only the distinct ones).

The product of its digits is 571536, while the sum is 48.

The square root of 197396472 is about 14049.7854787893. The cubic root of 197396472 is about 582.2548688279.

The spelling of 197396472 in words is "one hundred ninety-seven million, three hundred ninety-six thousand, four hundred seventy-two".