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770008241124 = 223221389117809
BaseRepresentation
bin10110011010010000001…
…00010101001111100100
32201121112012100112022100
423031020010111033210
5100103434102203444
61345423100532100
7106426344025533
oct13151004251744
92647465315270
10770008241124
1127761663a411
12105296251030
13577c450b6a5
14293a906431a
151506a294e69
hexb3481153e4

770008241124 has 18 divisors (see below), whose sum is σ = 1946409720710. Its totient is φ = 256669413696.

The previous prime is 770008241113. The next prime is 770008241129. The reversal of 770008241124 is 421142800077.

It can be written as a sum of positive squares in only one way, i.e., 554741936100 + 215266305024 = 744810^2 + 463968^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×7700082411242 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 21389117809 = 770008241124 / (7 + 7 + 0 + 0 + 0 + 8 + 2 + 4 + 1 + 1 + 2 + 4).

It is not an unprimeable number, because it can be changed into a prime (770008241129) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 10694558869 + ... + 10694558940.

Almost surely, 2770008241124 is an apocalyptic number.

It is an amenable number.

770008241124 is an abundant number, since it is smaller than the sum of its proper divisors (1176401479586).

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

770008241124 is a wasteful number, since it uses less digits than its factorization.

770008241124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21389117819 (or 21389117814 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The spelling of 770008241124 in words is "seven hundred seventy billion, eight million, two hundred forty-one thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 18 36 21389117809 42778235618 64167353427 85556471236 128334706854 192502060281 256669413708 385004120562 770008241124