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85152348 = 223223102841
BaseRepresentation
bin1010001001101…
…01001001011100
312221020012001200
411010311021130
5133244333343
612241035500
72052532401
oct504651134
9187205050
1085152348
1144080246
1224625b90
1314845608
14b4482a8
1577204d3
hex513525c

85152348 has 36 divisors (see below), whose sum is σ = 224606928. Its totient is φ = 27149760.

The previous prime is 85152343. The next prime is 85152407. The reversal of 85152348 is 84325158.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85152343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50593 + ... + 52248.

Almost surely, 285152348 is an apocalyptic number.

It is an amenable number.

85152348 is an abundant number, since it is smaller than the sum of its proper divisors (139454580).

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

85152348 is a wasteful number, since it uses less digits than its factorization.

85152348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102874 (or 102869 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 85152348 is about 9227.8029887942. The cubic root of 85152348 is about 439.9454960035.

The spelling of 85152348 in words is "eighty-five million, one hundred fifty-two thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 828 102841 205682 308523 411364 617046 925569 1234092 1851138 2365343 3702276 4730686 7096029 9461372 14192058 21288087 28384116 42576174 85152348