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1302202302020 = 22565110115101
BaseRepresentation
bin10010111100110001010…
…011100011111001000100
311121111012201100222122122
4102330301103203321010
5132313402242131040
62434120134345112
7163036533636104
oct22746123437104
94544181328578
101302202302020
11462296284304
12190460abb198
1395a49453829
1447053c65204
1523d174491b5
hex12f314e3e44

1302202302020 has 12 divisors (see below), whose sum is σ = 2734624834284. Its totient is φ = 520880920800.

The previous prime is 1302202302017. The next prime is 1302202302059. The reversal of 1302202302020 is 202032022031.

It can be written as a sum of positive squares in 2 ways, for example, as 1022877367876 + 279324934144 = 1011374^2 + 528512^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1302202302020.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32555057531 + ... + 32555057570.

It is an arithmetic number, because the mean of its divisors is an integer number (227885402857).

Almost surely, 21302202302020 is an apocalyptic number.

1302202302020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1302202302020 is an abundant number, since it is smaller than the sum of its proper divisors (1432422532264).

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

1302202302020 is a wasteful number, since it uses less digits than its factorization.

1302202302020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65110115110 (or 65110115108 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 1302202302020 its reverse (202032022031), we get a palindrome (1504234324051).

The spelling of 1302202302020 in words is "one trillion, three hundred two billion, two hundred two million, three hundred two thousand, twenty".

Divisors: 1 2 4 5 10 20 65110115101 130220230202 260440460404 325550575505 651101151010 1302202302020