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73126030 = 2523093167
BaseRepresentation
bin1000101101111…
…01000010001110
312002121012001111
410112331002032
5122210013110
611131202234
71545363265
oct426750216
9162535044
1073126030
113830673a
12205a637a
13121c4653
1499d75dc
156646e8a
hex45bd08e

73126030 has 16 divisors (see below), whose sum is σ = 131725440. Its totient is φ = 29228512.

The previous prime is 73126021. The next prime is 73126033. The reversal of 73126030 is 3062137.

It is a junction number, because it is equal to n+sod(n) for n = 73125992 and 73126010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73126033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21507 + ... + 24673.

It is an arithmetic number, because the mean of its divisors is an integer number (8232840).

Almost surely, 273126030 is an apocalyptic number.

73126030 is a deficient number, since it is larger than the sum of its proper divisors (58599410).

73126030 is a wasteful number, since it uses less digits than its factorization.

73126030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5483.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 73126030 is about 8551.3759126821. The cubic root of 73126030 is about 418.1742937439.

Adding to 73126030 its reverse (3062137), we get a palindrome (76188167).

The spelling of 73126030 in words is "seventy-three million, one hundred twenty-six thousand, thirty".

Divisors: 1 2 5 10 2309 3167 4618 6334 11545 15835 23090 31670 7312603 14625206 36563015 73126030