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855630286802 = 21374420770639
BaseRepresentation
bin11000111001101111000…
…10100000111111010010
310000210112100100010010022
430130313202200333102
5103004312323134202
61453023210303442
7115550213303054
oct14346742407722
93023470303108
10855630286802
112aa963a99635
121199b0a27b82
13628bb319245
142d5ac7458d4
15173cc0deea2
hexc7378a0fd2

855630286802 has 16 divisors (see below), whose sum is σ = 1292861191680. Its totient is φ = 424676786208.

The previous prime is 855630286801. The next prime is 855630286807. The reversal of 855630286802 is 208682036558.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (855630286801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12077399 + ... + 12148037.

It is an arithmetic number, because the mean of its divisors is an integer number (80803824480).

Almost surely, 2855630286802 is an apocalyptic number.

855630286802 is a deficient number, since it is larger than the sum of its proper divisors (437230904878).

855630286802 is a wasteful number, since it uses less digits than its factorization.

855630286802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114985.

The product of its (nonzero) digits is 5529600, while the sum is 53.

The spelling of 855630286802 in words is "eight hundred fifty-five billion, six hundred thirty million, two hundred eighty-six thousand, eight hundred two".

Divisors: 1 2 137 274 44207 70639 88414 141278 6056359 9677543 12112718 19355086 3122738273 6245476546 427815143401 855630286802