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30410642026 = 215205321013
BaseRepresentation
bin11100010100100111…
…011001001001101010
32220111100222200100001
4130110213121021222
5444240111021101
621545341333214
72124414122632
oct342447311152
986440880301
1030410642026
1111996018506
125a8856720a
132b3849154b
141686bbd6c2
15bcebe0901
hex7149d926a

30410642026 has 4 divisors (see below), whose sum is σ = 45615963042. Its totient is φ = 15205321012.

The previous prime is 30410641997. The next prime is 30410642069. The reversal of 30410642026 is 62024601403.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 30397573801 + 13068225 = 174349^2 + 3615^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30410641985 and 30410642003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7602660505 + ... + 7602660508.

Almost surely, 230410642026 is an apocalyptic number.

30410642026 is a deficient number, since it is larger than the sum of its proper divisors (15205321016).

30410642026 is a wasteful number, since it uses less digits than its factorization.

30410642026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15205321015.

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 30410642026 in words is "thirty billion, four hundred ten million, six hundred forty-two thousand, twenty-six".

Divisors: 1 2 15205321013 30410642026