Search a number
-
+
7680270553290 = 23251071373580871
BaseRepresentation
bin110111111000011001111…
…0011000101000011001010
31000012020010021000122012200
41233300303303011003022
52001313143230201130
624200133444221030
71421611156364016
oct157606363050312
930166107018180
107680270553290
1124a1203559685
12a405a309a776
1343932847853a
141c7a27161546
15d4bac67e760
hex6fc33cc50ca

7680270553290 has 96 divisors (see below), whose sum is σ = 20170041330816. Its totient is φ = 2027450060160.

The previous prime is 7680270553247. The next prime is 7680270553393. The reversal of 7680270553290 is 923550720867.

7680270553290 is a `hidden beast` number, since 7 + 6 + 80 + 2 + 7 + 0 + 553 + 2 + 9 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12931555 + ... + 13512425.

It is an arithmetic number, because the mean of its divisors is an integer number (210104597196).

Almost surely, 27680270553290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7680270553290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10085020665408).

7680270553290 is an abundant number, since it is smaller than the sum of its proper divisors (12489770777526).

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

7680270553290 is a wasteful number, since it uses less digits than its factorization.

7680270553290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582364 (or 582361 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 7680270553290 in words is "seven trillion, six hundred eighty billion, two hundred seventy million, five hundred fifty-three thousand, two hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 107 214 321 535 642 963 1070 1373 1605 1926 2746 3210 4119 4815 6865 8238 9630 12357 13730 20595 24714 41190 61785 123570 146911 293822 440733 580871 734555 881466 1161742 1322199 1469110 1742613 2203665 2644398 2904355 3485226 4407330 5227839 5808710 6610995 8713065 10455678 13221990 17426130 26139195 52278390 62153197 124306394 186459591 310765985 372919182 559378773 621531970 797535883 932297955 1118757546 1595071766 1864595910 2392607649 2796893865 3987679415 4785215298 5593787730 7177822947 7975358830 11963038245 14355645894 23926076490 35889114735 71778229470 85336339481 170672678962 256009018443 426681697405 512018036886 768027055329 853363394810 1280045092215 1536054110658 2560090184430 3840135276645 7680270553290