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13467420 = 22325233253
BaseRepresentation
bin110011010111…
…111100011100
3221100012211100
4303113330130
511421424140
61200353100
7222320421
oct63277434
927305740
1013467420
1176692aa
124615790
132a36bb5
141b07d48
1512b0530
hexcd7f1c

13467420 has 72 divisors (see below), whose sum is σ = 42640416. Its totient is φ = 3434112.

The previous prime is 13467413. The next prime is 13467437. The reversal of 13467420 is 2476431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2514 + ... + 5766.

It is an arithmetic number, because the mean of its divisors is an integer number (592228).

Almost surely, 213467420 is an apocalyptic number.

13467420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13467420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21320208).

13467420 is an abundant number, since it is smaller than the sum of its proper divisors (29172996).

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

13467420 is a wasteful number, since it uses less digits than its factorization.

13467420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3291 (or 3286 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 13467420 is about 3669.7983595833. The cubic root of 13467420 is about 237.9184571063.

The spelling of 13467420 in words is "thirteen million, four hundred sixty-seven thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 23 30 36 45 46 60 69 90 92 115 138 180 207 230 276 345 414 460 690 828 1035 1380 2070 3253 4140 6506 9759 13012 16265 19518 29277 32530 39036 48795 58554 65060 74819 97590 117108 146385 149638 195180 224457 292770 299276 374095 448914 585540 673371 748190 897828 1122285 1346742 1496380 2244570 2693484 3366855 4489140 6733710 13467420