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419970 = 23513999
BaseRepresentation
bin1100110100010000010
3210100002110
41212202002
5101414340
613000150
73366255
oct1464202
9710073
10419970
11267591
12183056
13119205
14ad09c
1584680
hex66882

419970 has 16 divisors (see below), whose sum is σ = 1008000. Its totient is φ = 111984.

The previous prime is 419959. The next prime is 419999. The reversal of 419970 is 79914.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 13999 = 419970 / (4 + 1 + 9 + 9 + 7 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6970 + ... + 7029.

It is an arithmetic number, because the mean of its divisors is an integer number (63000).

2419970 is an apocalyptic number.

419970 is an abundant number, since it is smaller than the sum of its proper divisors (588030).

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

419970 is a wasteful number, since it uses less digits than its factorization.

419970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14009.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 419970 is about 648.0509239250. The cubic root of 419970 is about 74.8869407649.

It can be divided in two parts, 41 and 9970, that added together give a triangular number (10011 = T141).

The spelling of 419970 in words is "four hundred nineteen thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 13999 27998 41997 69995 83994 139990 209985 419970