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71325848 = 231119291471
BaseRepresentation
bin1000100000001…
…01100010011000
311222012201200002
410100011202120
5121224411343
611024432132
71524155036
oct420054230
9158181602
1071325848
1137297190
121ba78648
1311a14159
149689556
1563dd8b8
hex4405898

71325848 has 64 divisors (see below), whose sum is σ = 158976000. Its totient is φ = 29635200.

The previous prime is 71325847. The next prime is 71325883. The reversal of 71325848 is 84852317.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (38).

Its product of digits (53760) is a multiple of the sum of its prime factors (1536).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71325841) 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, 47753 + ... + 49223.

It is an arithmetic number, because the mean of its divisors is an integer number (2484000).

Almost surely, 271325848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71325848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79488000).

71325848 is an abundant number, since it is smaller than the sum of its proper divisors (87650152).

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

71325848 is a wasteful number, since it uses less digits than its factorization.

71325848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536 (or 1532 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 71325848 is about 8445.4631607745. The cubic root of 71325848 is about 414.7142717971.

The spelling of 71325848 in words is "seventy-one million, three hundred twenty-five thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 11 19 22 29 38 44 58 76 88 116 152 209 232 319 418 551 638 836 1102 1276 1471 1672 2204 2552 2942 4408 5884 6061 11768 12122 16181 24244 27949 32362 42659 48488 55898 64724 85318 111796 129448 170636 223592 307439 341272 469249 614878 810521 938498 1229756 1621042 1876996 2459512 3242084 3753992 6484168 8915731 17831462 35662924 71325848