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34808019 = 319610667
BaseRepresentation
bin1000010011001…
…0000011010011
32102111102121220
42010302003103
532402324034
63242020123
7601602051
oct204620323
972442556
1034808019
1118714864
12b7a7643
13729957c
1448a11d1
1530c8749
hex21320d3

34808019 has 8 divisors (see below), whose sum is σ = 48853440. Its totient is φ = 21983976.

The previous prime is 34808017. The next prime is 34808029. The reversal of 34808019 is 91080843.

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

It is not a de Polignac number, because 34808019 - 21 = 34808017 is a prime.

It is a super-2 number, since 2×348080192 = 2423196373408722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34808017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305277 + ... + 305390.

It is an arithmetic number, because the mean of its divisors is an integer number (6106680).

Almost surely, 234808019 is an apocalyptic number.

34808019 is a deficient number, since it is larger than the sum of its proper divisors (14045421).

34808019 is a wasteful number, since it uses less digits than its factorization.

34808019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610689.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 34808019 is about 5899.8321162555. The cubic root of 34808019 is about 326.5074555042.

The spelling of 34808019 in words is "thirty-four million, eight hundred eight thousand, nineteen".

Divisors: 1 3 19 57 610667 1832001 11602673 34808019