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40196088 = 2335232931
BaseRepresentation
bin1001100101010…
…1011111111000
32210122011200000
42121111133320
540242233323
63553313000
7665442522
oct231253770
983564600
1040196088
1120764a09
1211565760
138434b8a
1454a4a12
1537dee43
hex26557f8

40196088 has 192 divisors, whose sum is σ = 125798400. Its totient is φ = 11975040.

The previous prime is 40196087. The next prime is 40196089. The reversal of 40196088 is 88069104.

It is a happy number.

40196088 is a `hidden beast` number, since 40 + 1 + 9 + 608 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (40196087) and next prime (40196089).

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 (40196083) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1296633 + ... + 1296663.

It is an arithmetic number, because the mean of its divisors is an integer number (655200).

Almost surely, 240196088 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 40196088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62899200).

40196088 is an abundant number, since it is smaller than the sum of its proper divisors (85602312).

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

40196088 is a wasteful number, since it uses less digits than its factorization.

40196088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 40196088 is about 6340.0384856876. The cubic root of 40196088 is about 342.5531215667.

The spelling of 40196088 in words is "forty million, one hundred ninety-six thousand, eighty-eight".