Search a number
-
+
7676413020 = 2232542646739
BaseRepresentation
bin1110010011000110…
…01100010001011100
3201210222112012000100
413021203030101130
5111210130204040
63305420101100
7361141301613
oct71143142134
921728465010
107676413020
11328a1537a1
1215a2994790
139544a7333
1452b71487a
152eddccb30
hex1c98cc45c

7676413020 has 36 divisors (see below), whose sum is σ = 23285120040. Its totient is φ = 2047043424.

The previous prime is 7676412983. The next prime is 7676413033. The reversal of 7676413020 is 203146767.

7676413020 is a `hidden beast` number, since 7 + 6 + 7 + 641 + 3 + 0 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21323190 + ... + 21323549.

It is an arithmetic number, because the mean of its divisors is an integer number (646808890).

Almost surely, 27676413020 is an apocalyptic number.

It is an amenable number.

7676413020 is an abundant number, since it is smaller than the sum of its proper divisors (15608707020).

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

7676413020 is a wasteful number, since it uses less digits than its factorization.

7676413020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42646754 (or 42646749 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 7676413020 is about 87615.1414996289. The cubic root of 7676413020 is about 1972.6624500556.

Adding to 7676413020 its reverse (203146767), we get a palindrome (7879559787).

It can be divided in two parts, 767641 and 3020, that added together give a triangular number (770661 = T1241).

The spelling of 7676413020 in words is "seven billion, six hundred seventy-six million, four hundred thirteen thousand, twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 42646739 85293478 127940217 170586956 213233695 255880434 383820651 426467390 511760868 639701085 767641302 852934780 1279402170 1535282604 1919103255 2558804340 3838206510 7676413020