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5050121790 = 235723435457
BaseRepresentation
bin1001011010000001…
…01011111000111110
3111000221200202201210
410231000223320332
540320312344130
62153041345250
7236101220100
oct45500537076
914027622653
105050121790
11216173127a
12b8b338226
1362635a55c
1435c9cb570
151e85575b0
hex12d02be3e

5050121790 has 48 divisors (see below), whose sum is σ = 14099119632. Its totient is φ = 1154313216.

The previous prime is 5050121789. The next prime is 5050121821. The reversal of 5050121790 is 971210505.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

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 in 23 ways as a sum of consecutive naturals, for example, 1716259 + ... + 1719198.

It is an arithmetic number, because the mean of its divisors is an integer number (293731659).

Almost surely, 25050121790 is an apocalyptic number.

5050121790 is an abundant number, since it is smaller than the sum of its proper divisors (9048997842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5050121790 is a wasteful number, since it uses less digits than its factorization.

5050121790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3435481 (or 3435474 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 30.

The square root of 5050121790 is about 71064.2089240428. The cubic root of 5050121790 is about 1715.6707635810.

The spelling of 5050121790 in words is "five billion, fifty million, one hundred twenty-one thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 49 70 98 105 147 210 245 294 490 735 1470 3435457 6870914 10306371 17177285 20612742 24048199 34354570 48096398 51531855 72144597 103063710 120240995 144289194 168337393 240481990 336674786 360722985 505012179 721445970 841686965 1010024358 1683373930 2525060895 5050121790