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30419795 = 57869137
BaseRepresentation
bin111010000001…
…0101101010011
32010020111010002
41310002231103
530241413140
63004000215
7516364310
oct164025523
963214102
1030419795
111619792a
12a23006b
1363c10a3
14407bd07
152a0d415
hex1d02b53

30419795 has 8 divisors (see below), whose sum is σ = 41718624. Its totient is φ = 20859264.

The previous prime is 30419789. The next prime is 30419839. The reversal of 30419795 is 59791403.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 30419795 - 220 = 29371219 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434534 + ... + 434603.

It is an arithmetic number, because the mean of its divisors is an integer number (5214828).

Almost surely, 230419795 is an apocalyptic number.

30419795 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30419795 is a deficient number, since it is larger than the sum of its proper divisors (11298829).

30419795 is an equidigital number, since it uses as much as digits as its factorization.

30419795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869149.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 30419795 is about 5515.4143090071. The cubic root of 30419795 is about 312.1658764840.

The spelling of 30419795 in words is "thirty million, four hundred nineteen thousand, seven hundred ninety-five".

Divisors: 1 5 7 35 869137 4345685 6083959 30419795