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BaseRepresentation
bin100110000011…
…0100111010100
31101112120022020
41030012213110
520101400121
61551333140
7331400241
oct114064724
941476266
1019950036
1110296837
1268211b0
134196772
1429145c8
151b411c6
hex13069d4

19950036 has 12 divisors (see below), whose sum is σ = 46550112. Its totient is φ = 6650008.

The previous prime is 19950023. The next prime is 19950041. The reversal of 19950036 is 63005991.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 19949979 and 19950006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 831240 + ... + 831263.

It is an arithmetic number, because the mean of its divisors is an integer number (3879176).

Almost surely, 219950036 is an apocalyptic number.

It is an amenable number.

19950036 is an abundant number, since it is smaller than the sum of its proper divisors (26600076).

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

19950036 is a wasteful number, since it uses less digits than its factorization.

19950036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662510 (or 1662508 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 33.

The square root of 19950036 is about 4466.5463167866. The cubic root of 19950036 is about 271.2155345649.

The spelling of 19950036 in words is "nineteen million, nine hundred fifty thousand, thirty-six".