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34630553 = 291194157
BaseRepresentation
bin1000010000011…
…0101110011001
32102011102012002
42010012232121
532331134203
63234130345
7600232466
oct204065631
972142162
1034630553
11186034a1
12b7209b5
137236869
14485666d
153090d88
hex2106b99

34630553 has 4 divisors (see below), whose sum is σ = 35824740. Its totient is φ = 33436368.

The previous prime is 34630537. The next prime is 34630573. The reversal of 34630553 is 35503643.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35503643 = 75071949.

It can be written as a sum of positive squares in 2 ways, for example, as 10942864 + 23687689 = 3308^2 + 4867^2 .

It is a cyclic number.

It is not a de Polignac number, because 34630553 - 24 = 34630537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 1194157 = 34630553 / (3 + 4 + 6 + 3 + 0 + 5 + 5 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34630573) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 597050 + ... + 597107.

It is an arithmetic number, because the mean of its divisors is an integer number (8956185).

Almost surely, 234630553 is an apocalyptic number.

It is an amenable number.

34630553 is a deficient number, since it is larger than the sum of its proper divisors (1194187).

34630553 is a wasteful number, since it uses less digits than its factorization.

34630553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194186.

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 34630553 is about 5884.7729777792. The cubic root of 34630553 is about 325.9516187752.

The spelling of 34630553 in words is "thirty-four million, six hundred thirty thousand, five hundred fifty-three".

Divisors: 1 29 1194157 34630553