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855707300740 = 2251131229308081
BaseRepresentation
bin11000111001111000010…
…00010011001110000100
310000210201201020211101101
430130330020103032010
5103004442032110430
61453035001105444
7115552140021355
oct14347410231604
93023651224341
10855707300740
112aa9a3510316
12119a12788284
1362901272416
142d5b8a71d2c
15173d3c53dca
hexc73c213384

855707300740 has 48 divisors (see below), whose sum is σ = 1814368837680. Its totient is φ = 338976727040.

The previous prime is 855707300717. The next prime is 855707300753. The reversal of 855707300740 is 47003707558.

It can be written as a sum of positive squares in 8 ways, for example, as 11840921856 + 843866378884 = 108816^2 + 918622^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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 15 ways as a sum of consecutive naturals, for example, 2623500 + ... + 2931580.

It is an arithmetic number, because the mean of its divisors is an integer number (37799350785).

Almost surely, 2855707300740 is an apocalyptic number.

It is an amenable number.

855707300740 is an abundant number, since it is smaller than the sum of its proper divisors (958661536940).

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

855707300740 is a wasteful number, since it uses less digits than its factorization.

855707300740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309432 (or 309430 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 46.

The spelling of 855707300740 in words is "eight hundred fifty-five billion, seven hundred seven million, three hundred thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 1229 2260 2458 4916 6145 12290 24580 138877 277754 308081 555508 616162 694385 1232324 1388770 1540405 2777540 3080810 6161620 34813153 69626306 139252612 174065765 348131530 378631549 696263060 757263098 1514526196 1893157745 3786315490 7572630980 42785365037 85570730074 171141460148 213926825185 427853650370 855707300740