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47993466 = 239782463
BaseRepresentation
bin1011011100010…
…1001001111010
310100022022122210
42313011021322
544241242331
64432355550
71121636433
oct267051172
9110268583
1047993466
1125100224
12140a5bb6
139c35001
14653448a
154330446
hex2dc527a

47993466 has 16 divisors (see below), whose sum is σ = 96977664. Its totient is φ = 15832704.

The previous prime is 47993453. The next prime is 47993467. The reversal of 47993466 is 66439974.

It is not an unprimeable number, because it can be changed into a prime (47993467) 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, 40650 + ... + 41813.

It is an arithmetic number, because the mean of its divisors is an integer number (6061104).

Almost surely, 247993466 is an apocalyptic number.

47993466 is an abundant number, since it is smaller than the sum of its proper divisors (48984198).

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

47993466 is a wasteful number, since it uses less digits than its factorization.

47993466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82565.

The product of its digits is 979776, while the sum is 48.

The square root of 47993466 is about 6927.7316633946. The cubic root of 47993466 is about 363.4076274487.

The spelling of 47993466 in words is "forty-seven million, nine hundred ninety-three thousand, four hundred sixty-six".

Divisors: 1 2 3 6 97 194 291 582 82463 164926 247389 494778 7998911 15997822 23996733 47993466