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4638753829 = 73137463829
BaseRepresentation
bin1000101000111110…
…11100010000100101
3102222021122002222101
410110133130100211
534000010110304
62044144332101
7222644520433
oct42437342045
912867562871
104638753829
111a70501456
12a95614031
1358c068868
14320107d53
151c239a8a4
hex1147dc425

4638753829 has 8 divisors (see below), whose sum is σ = 4736631960. Its totient is φ = 4541803776.

The previous prime is 4638753799. The next prime is 4638753859. The reversal of 4638753829 is 9283578364.

It is an interprime number because it is at equal distance from previous prime (4638753799) and next prime (4638753859).

It can be written as a sum of positive squares in 4 ways, for example, as 42185025 + 4596568804 = 6495^2 + 67798^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4638753829 - 25 = 4638753797 is a prime.

It is a super-2 number, since 2×46387538292 = 43036074172124322482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4638753829.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4638753859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221914 + ... + 241915.

It is an arithmetic number, because the mean of its divisors is an integer number (592078995).

Almost surely, 24638753829 is an apocalyptic number.

It is an amenable number.

4638753829 is a deficient number, since it is larger than the sum of its proper divisors (97878131).

4638753829 is a wasteful number, since it uses less digits than its factorization.

4638753829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464039.

The product of its digits is 8709120, while the sum is 55.

The square root of 4638753829 is about 68108.3976393513. The cubic root of 4638753829 is about 1667.7608520889.

The spelling of 4638753829 in words is "four billion, six hundred thirty-eight million, seven hundred fifty-three thousand, eight hundred twenty-nine".

Divisors: 1 73 137 10001 463829 33859517 63544573 4638753829