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47620995 = 3517432101
BaseRepresentation
bin1011010110101…
…0001110000011
310022121101201120
42311222032003
544142332440
64420403323
71115525502
oct265521603
9108541646
1047620995
11249763a4
1213b46543
139b34606
146478839
1542a9dd0
hex2d6a383

47620995 has 48 divisors (see below), whose sum is σ = 83413152. Its totient is φ = 23116800.

The previous prime is 47620957. The next prime is 47620999. The reversal of 47620995 is 59902674.

47620995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 47620995 - 29 = 47620483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47620999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 471445 + ... + 471545.

It is an arithmetic number, because the mean of its divisors is an integer number (1737774).

Almost surely, 247620995 is an apocalyptic number.

47620995 is a deficient number, since it is larger than the sum of its proper divisors (35792157).

47620995 is a wasteful number, since it uses less digits than its factorization.

47620995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 47620995 is about 6900.7966931362. The cubic root of 47620995 is about 362.4650652025.

The spelling of 47620995 in words is "forty-seven million, six hundred twenty thousand, nine hundred ninety-five".

Divisors: 1 3 5 15 17 43 51 85 101 129 215 255 303 505 645 731 1515 1717 1849 2193 3655 4343 5151 5547 8585 9245 10965 13029 21715 25755 27735 31433 65145 73831 94299 157165 186749 221493 369155 471495 560247 933745 1107465 2801235 3174733 9524199 15873665 47620995