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629130 = 23567313
BaseRepresentation
bin10011001100110001010
31011222000010
42121212022
5130113010
621252350
75230125
oct2314612
91158003
10629130
1139a747
122640b6
13190488
141253bc
15c6620
hex9998a

629130 has 32 divisors (see below), whose sum is σ = 1537344. Its totient is φ = 164736.

The previous prime is 629113. The next prime is 629137. The reversal of 629130 is 31926.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 629097 and 629106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1854 + ... + 2166.

It is an arithmetic number, because the mean of its divisors is an integer number (48042).

2629130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 629130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (768672).

629130 is an abundant number, since it is smaller than the sum of its proper divisors (908214).

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

629130 is a wasteful number, since it uses less digits than its factorization.

629130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 629130 is about 793.1771554955. The cubic root of 629130 is about 85.6867093830.

The spelling of 629130 in words is "six hundred twenty-nine thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 67 134 201 313 335 402 626 670 939 1005 1565 1878 2010 3130 4695 9390 20971 41942 62913 104855 125826 209710 314565 629130