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32420801 = 72719319
BaseRepresentation
bin111101110101…
…1001111000001
32021000010222102
41323223033001
531244431201
63114520145
7542400200
oct173531701
967003872
1032420801
1117334256
12aa36055
136941b0a
14443d237
152ca626b
hex1eeb3c1

32420801 has 12 divisors (see below), whose sum is σ = 38249280. Its totient is φ = 27394920.

The previous prime is 32420771. The next prime is 32420803. The reversal of 32420801 is 10802423.

It is a de Polignac number, because none of the positive numbers 2k-32420801 is a prime.

It is a super-3 number, since 3×324208013 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (32420803) 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, 1181 + ... + 8138.

It is an arithmetic number, because the mean of its divisors is an integer number (3187440).

Almost surely, 232420801 is an apocalyptic number.

It is an amenable number.

32420801 is a deficient number, since it is larger than the sum of its proper divisors (5828479).

32420801 is an equidigital number, since it uses as much as digits as its factorization.

32420801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9404 (or 9397 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 32420801 is about 5693.9266767320. The cubic root of 32420801 is about 318.8657794962.

The spelling of 32420801 in words is "thirty-two million, four hundred twenty thousand, eight hundred one".