Search a number
-
+
629481 = 33753107
BaseRepresentation
bin10011001101011101001
31011222111010
42121223221
5130120411
621254133
75231136
oct2315351
91158433
10629481
1139aa36
12264349
13190698
1412558d
15c67a6
hex99ae9

629481 has 16 divisors (see below), whose sum is σ = 886464. Its totient is φ = 396864.

The previous prime is 629467. The next prime is 629483. The reversal of 629481 is 184926.

It is not a de Polignac number, because 629481 - 25 = 629449 is a prime.

It is a super-2 number, since 2×6294812 = 792492658722, which contains 22 as substring.

629481 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 629481.

It is not an unprimeable number, because it can be changed into a prime (629483) 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 15 ways as a sum of consecutive naturals, for example, 5830 + ... + 5936.

It is an arithmetic number, because the mean of its divisors is an integer number (55404).

2629481 is an apocalyptic number.

It is an amenable number.

629481 is a deficient number, since it is larger than the sum of its proper divisors (256983).

629481 is a wasteful number, since it uses less digits than its factorization.

629481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200.

The product of its digits is 3456, while the sum is 30.

The square root of 629481 is about 793.3983866886. The cubic root of 629481 is about 85.7026416722.

The spelling of 629481 in words is "six hundred twenty-nine thousand, four hundred eighty-one".

Divisors: 1 3 37 53 107 111 159 321 1961 3959 5671 5883 11877 17013 209827 629481