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19061934 = 233176989
BaseRepresentation
bin100100010110…
…1110010101110
31022212110001120
41020231302232
514334440214
61520321410
7321011103
oct110556256
938773046
1019061934
11a83a571
126473266
133c45468
142762aaa
151a17ea9
hex122dcae

19061934 has 8 divisors (see below), whose sum is σ = 38123880. Its totient is φ = 6353976.

The previous prime is 19061909. The next prime is 19061953. The reversal of 19061934 is 43916091.

It is a sphenic number, since it is the product of 3 distinct primes.

19061934 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 19061895 and 19061904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1588489 + ... + 1588500.

It is an arithmetic number, because the mean of its divisors is an integer number (4765485).

Almost surely, 219061934 is an apocalyptic number.

19061934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

19061934 is a wasteful number, since it uses less digits than its factorization.

19061934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176994.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 19061934 is about 4365.9974805307. The cubic root of 19061934 is about 267.1297886298.

It can be divided in two parts, 190619 and 34, that added together give a triangular number (190653 = T617).

The spelling of 19061934 in words is "nineteen million, sixty-one thousand, nine hundred thirty-four".

Divisors: 1 2 3 6 3176989 6353978 9530967 19061934