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472208943 = 32920112699
BaseRepresentation
bin11100001001010…
…101011000101111
31012220112200220010
4130021111120233
51431341141233
6114505024303
714462465313
oct3411253057
91186480803
10472208943
11222605628
12112185093
1376aa469b
14469ddb43
152b6c8b63
hex1c25562f

472208943 has 16 divisors (see below), whose sum is σ = 651888000. Its totient is φ = 303686880.

The previous prime is 472208923. The next prime is 472208977. The reversal of 472208943 is 349802274.

It is not a de Polignac number, because 472208943 - 26 = 472208879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472208923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173608 + ... + 176306.

It is an arithmetic number, because the mean of its divisors is an integer number (40743000).

Almost surely, 2472208943 is an apocalyptic number.

472208943 is a deficient number, since it is larger than the sum of its proper divisors (179679057).

472208943 is a wasteful number, since it uses less digits than its factorization.

472208943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4742.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 472208943 is about 21730.3691409051. The cubic root of 472208943 is about 778.7141552585.

The spelling of 472208943 in words is "four hundred seventy-two million, two hundred eight thousand, nine hundred forty-three".

Divisors: 1 3 29 87 2011 2699 6033 8097 58319 78271 174957 234813 5427689 16283067 157402981 472208943