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12202154404 = 22113120294409
BaseRepresentation
bin10110101110100111…
…00001100110100100
31011111101111200001121
423113103201212210
5144442222420104
65334450303324
7611244413116
oct132723414644
934441450047
1012202154404
1151a1886230
122446587b44
1311c5cc460b
1483a8013b6
154b63a3254
hex2d74e19a4

12202154404 has 48 divisors (see below), whose sum is σ = 24063782400. Its totient is φ = 5363654400.

The previous prime is 12202154389. The next prime is 12202154449. The reversal of 12202154404 is 40445120221.

12202154404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2765352 + ... + 2769760.

It is an arithmetic number, because the mean of its divisors is an integer number (501328800).

Almost surely, 212202154404 is an apocalyptic number.

It is an amenable number.

12202154404 is a deficient number, since it is larger than the sum of its proper divisors (11861627996).

12202154404 is a wasteful number, since it uses less digits than its factorization.

12202154404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6484 (or 6482 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 12202154404 its reverse (40445120221), we get a palindrome (52647274625).

The spelling of 12202154404 in words is "twelve billion, two hundred two million, one hundred fifty-four thousand, four hundred four".

Divisors: 1 2 4 11 22 31 44 62 124 341 682 1364 2029 4058 4409 8116 8818 17636 22319 44638 48499 62899 89276 96998 125798 136679 193996 251596 273358 546716 691889 1383778 1503469 2767556 3006938 6013876 8945861 17891722 35783444 98404471 196808942 277321691 393617884 554643382 1109286764 3050538601 6101077202 12202154404