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630242036 = 22292187349
BaseRepresentation
bin100101100100001…
…011101011110100
31121220220121112122
4211210023223310
52242320221121
6142312135112
721421653224
oct4544135364
91556817478
10630242036
112a3834196
12157097498
13a0756aa8
145d9ba084
153a4e35ab
hex2590baf4

630242036 has 18 divisors (see below), whose sum is σ = 1142272950. Its totient is φ = 304253152.

The previous prime is 630242029. The next prime is 630242047.

630242036 is nontrivially palindromic in base 10.

630242036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 212284900 + 417957136 = 14570^2 + 20444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 630241996 and 630242014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 90311 + ... + 97038.

Almost surely, 2630242036 is an apocalyptic number.

It is an amenable number.

630242036 is a deficient number, since it is larger than the sum of its proper divisors (512030914).

630242036 is a wasteful number, since it uses less digits than its factorization.

630242036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187411 (or 187380 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 630242036 is about 25104.6218055560. The cubic root of 630242036 is about 857.3716563122.

The spelling of 630242036 in words is "six hundred thirty million, two hundred forty-two thousand, thirty-six".

Divisors: 1 2 4 29 58 116 841 1682 3364 187349 374698 749396 5433121 10866242 21732484 157560509 315121018 630242036