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1301213844868 = 22749879318613
BaseRepresentation
bin10010111011110110011…
…000111001010110000100
311121101122211102011100111
4102323312120321112010
5132304341221013433
62433434104322404
7163003202121610
oct22736630712604
94541584364314
101301213844868
11461929324873
12190225a73404
139591c728542
1446d9c880340
1523caa797dcd
hex12ef6639584

1301213844868 has 24 divisors (see below), whose sum is σ = 2602949811392. Its totient is φ = 557551193184.

The previous prime is 1301213844863. The next prime is 1301213844893. The reversal of 1301213844868 is 8684483121031.

It is not an unprimeable number, because it can be changed into a prime (1301213844863) 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, 4519671 + ... + 4798942.

Almost surely, 21301213844868 is an apocalyptic number.

It is an amenable number.

1301213844868 is an abundant number, since it is smaller than the sum of its proper divisors (1301735966524).

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

1301213844868 is a wasteful number, since it uses less digits than its factorization.

1301213844868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9323611 (or 9323609 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 49.

Adding to 1301213844868 its reverse (8684483121031), we get a palindrome (9985696965899).

The spelling of 1301213844868 in words is "one trillion, three hundred one billion, two hundred thirteen million, eight hundred forty-four thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 4987 9974 19948 34909 69818 139636 9318613 18637226 37274452 65230291 130460582 260921164 46471923031 92943846062 185887692124 325303461217 650606922434 1301213844868