Search a number
-
+
761741020 = 225229166319
BaseRepresentation
bin101101011001110…
…011111011011100
31222002100110020101
4231121303323130
53030001203040
6203330430444
724606456205
oct5531637334
91862313211
10761741020
11360a8a337
12193132424
13c1a78941
147324a5ac
1546d1b09a
hex2d673edc

761741020 has 24 divisors (see below), whose sum is σ = 1606651200. Its totient is φ = 303364032.

The previous prime is 761740997. The next prime is 761741051. The reversal of 761741020 is 20147167.

It is a self number, because there is not a number n which added to its sum of digits gives 761741020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78580 + ... + 87739.

It is an arithmetic number, because the mean of its divisors is an integer number (66943800).

Almost surely, 2761741020 is an apocalyptic number.

It is an amenable number.

761741020 is an abundant number, since it is smaller than the sum of its proper divisors (844910180).

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

761741020 is a wasteful number, since it uses less digits than its factorization.

761741020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166557 (or 166555 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 761741020 is about 27599.6561572785. The cubic root of 761741020 is about 913.2768469278.

Adding to 761741020 its reverse (20147167), we get a palindrome (781888187).

The spelling of 761741020 in words is "seven hundred sixty-one million, seven hundred forty-one thousand, twenty".

Divisors: 1 2 4 5 10 20 229 458 916 1145 2290 4580 166319 332638 665276 831595 1663190 3326380 38087051 76174102 152348204 190435255 380870510 761741020