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634192413 = 31632515167
BaseRepresentation
bin100101110011010…
…000001000011101
31122012100022102220
4211303100020131
52244323124123
6142532535553
721500355321
oct4563201035
91565308386
10634192413
112a5a92168
121584815b9
13a150abaa
1460327981
153aa23ce3
hex25cd021d

634192413 has 16 divisors (see below), whose sum is σ = 854332416. Its totient is φ = 418446000.

The previous prime is 634192399. The next prime is 634192441. The reversal of 634192413 is 314291436.

It is not a de Polignac number, because 634192413 - 24 = 634192397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634192813) 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 15 ways as a sum of consecutive naturals, for example, 120156 + ... + 125322.

It is an arithmetic number, because the mean of its divisors is an integer number (53395776).

Almost surely, 2634192413 is an apocalyptic number.

It is an amenable number.

634192413 is a deficient number, since it is larger than the sum of its proper divisors (220140003).

634192413 is a wasteful number, since it uses less digits than its factorization.

634192413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5584.

The product of its digits is 15552, while the sum is 33.

The square root of 634192413 is about 25183.1771823970. The cubic root of 634192413 is about 859.1592707698.

The spelling of 634192413 in words is "six hundred thirty-four million, one hundred ninety-two thousand, four hundred thirteen".

Divisors: 1 3 163 251 489 753 5167 15501 40913 122739 842221 1296917 2526663 3890751 211397471 634192413