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34872804 = 2232968689
BaseRepresentation
bin1000010100000…
…1110111100100
32102121201111100
42011001313210
532411412204
63243240100
7602261661
oct205016744
972551440
1034872804
11187594aa
12b819030
1372bcbc5
1448baa68
1530dca39
hex2141de4

34872804 has 18 divisors (see below), whose sum is σ = 88150790. Its totient is φ = 11624256.

The previous prime is 34872793. The next prime is 34872811. The reversal of 34872804 is 40827843.

It can be written as a sum of positive squares in only one way, i.e., 33177600 + 1695204 = 5760^2 + 1302^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×348728042 = 2432224917644832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 968689 = 34872804 / (3 + 4 + 8 + 7 + 2 + 8 + 0 + 4).

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 5 ways as a sum of consecutive naturals, for example, 484309 + ... + 484380.

Almost surely, 234872804 is an apocalyptic number.

It is an amenable number.

34872804 is an abundant number, since it is smaller than the sum of its proper divisors (53277986).

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

34872804 is a wasteful number, since it uses less digits than its factorization.

34872804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968699 (or 968694 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 34872804 is about 5905.3199743960. The cubic root of 34872804 is about 326.7098961717.

The spelling of 34872804 in words is "thirty-four million, eight hundred seventy-two thousand, eight hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 968689 1937378 2906067 3874756 5812134 8718201 11624268 17436402 34872804