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48166140 = 2235111923167
BaseRepresentation
bin1011011110111…
…1010011111100
310100122002112010
42313233103330
544312304030
64440211220
71123256031
oct267572374
9110562463
1048166140
1125208a30
1214169b10
139c95799
14657b388
1543666b0
hex2def4fc

48166140 has 192 divisors, whose sum is σ = 162570240. Its totient is φ = 10517760.

The previous prime is 48166133. The next prime is 48166201. The reversal of 48166140 is 4166184.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 48166098 and 48166107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 288337 + ... + 288503.

It is an arithmetic number, because the mean of its divisors is an integer number (846720).

Almost surely, 248166140 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 48166140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81285120).

48166140 is an abundant number, since it is smaller than the sum of its proper divisors (114404100).

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

48166140 is a wasteful number, since it uses less digits than its factorization.

48166140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 48166140 is about 6940.1829947055. The cubic root of 48166140 is about 363.8429363033.

The spelling of 48166140 in words is "forty-eight million, one hundred sixty-six thousand, one hundred forty".