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1305235104224 = 25997310913159
BaseRepresentation
bin10010111111100110000…
…100110010000111100000
311121210001002010022011012
4102333212010302013200
5132341110141313344
62435341114040052
7163204641221042
oct22774604620740
94553032108135
101305235104224
11463602209507
12190b68719028
139611088164c
1447260969a92
1523e4381c29e
hex12fe61321e0

1305235104224 has 48 divisors (see below), whose sum is σ = 2573281922400. Its totient is φ = 651703739904.

The previous prime is 1305235104193. The next prime is 1305235104259. The reversal of 1305235104224 is 4224015325031.

It is a super-2 number, since 2×13052351042242 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99182957 + ... + 99196115.

It is an arithmetic number, because the mean of its divisors is an integer number (53610040050).

Almost surely, 21305235104224 is an apocalyptic number.

It is an amenable number.

1305235104224 is a deficient number, since it is larger than the sum of its proper divisors (1268046818176).

1305235104224 is a wasteful number, since it uses less digits than its factorization.

1305235104224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17275 (or 17267 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 1305235104224 in words is "one trillion, three hundred five billion, two hundred thirty-five million, one hundred four thousand, two hundred twenty-four".

Divisors: 1 2 4 8 16 32 997 1994 3109 3988 6218 7976 12436 13159 15952 24872 26318 31904 49744 52636 99488 105272 210544 421088 3099673 6199346 12398692 13119523 24797384 26239046 40911331 49594768 52478092 81822662 99189536 104956184 163645324 209912368 327290648 419824736 654581296 1309162592 40788597007 81577194014 163154388028 326308776056 652617552112 1305235104224