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1300231450405 = 51741911409543
BaseRepresentation
bin10010111010111011110…
…101010110111100100101
311121022010100212100111101
4102322323311112330211
5132300333222403110
62433152412240101
7162636642655036
oct22727365267445
94538110770441
101300231450405
11461474836318
1218bbb0a70031
13957c4043944
1446d081d6a8d
1523c4e3e313a
hex12ebbd56f25

1300231450405 has 32 divisors (see below), whose sum is σ = 1694214724608. Its totient is φ = 954069043200.

The previous prime is 1300231450391. The next prime is 1300231450411. The reversal of 1300231450405 is 5040541320031.

It is not a de Polignac number, because 1300231450405 - 29 = 1300231449893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2970064 + ... + 3379606.

It is an arithmetic number, because the mean of its divisors is an integer number (52944210144).

Almost surely, 21300231450405 is an apocalyptic number.

It is an amenable number.

1300231450405 is a deficient number, since it is larger than the sum of its proper divisors (393983274203).

1300231450405 is a wasteful number, since it uses less digits than its factorization.

1300231450405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410517.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 1300231450405 its reverse (5040541320031), we get a palindrome (6340772770436).

The spelling of 1300231450405 in words is "one trillion, three hundred billion, two hundred thirty-one million, four hundred fifty thousand, four hundred five".

Divisors: 1 5 17 41 85 205 697 911 3485 4555 15487 37351 77435 186755 409543 634967 2047715 3174835 6962231 16791263 34811155 83956315 285451471 373093673 1427257355 1865468365 6342592441 15296840593 31712962205 76484202965 260046290081 1300231450405