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13798356 = 223112131743
BaseRepresentation
bin110100101000…
…101111010100
3221222000210020
4310220233110
512013021411
61211425140
7225166305
oct64505724
927860706
1013798356
117874a00
1247551b0
132b21710
141b927ac
151328606
hexd28bd4

13798356 has 144 divisors (see below), whose sum is σ = 41291712. Its totient is φ = 3548160.

The previous prime is 13798349. The next prime is 13798363. The reversal of 13798356 is 65389731.

13798356 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13798349) and next prime (13798363).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 320871 + ... + 320913.

It is an arithmetic number, because the mean of its divisors is an integer number (286748).

Almost surely, 213798356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13798356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20645856).

13798356 is an abundant number, since it is smaller than the sum of its proper divisors (27493356).

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

13798356 is a wasteful number, since it uses less digits than its factorization.

13798356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 89 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 13798356 is about 3714.6138426491. The cubic root of 13798356 is about 239.8515053634.

The spelling of 13798356 in words is "thirteen million, seven hundred ninety-eight thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 11 12 13 17 22 26 33 34 39 43 44 51 52 66 68 78 86 102 121 129 132 143 156 172 187 204 221 242 258 286 363 374 429 442 473 484 516 559 561 572 663 726 731 748 858 884 946 1118 1122 1326 1419 1452 1462 1573 1677 1716 1892 2057 2193 2236 2244 2431 2652 2838 2924 3146 3354 4114 4386 4719 4862 5203 5676 6149 6171 6292 6708 7293 8041 8228 8772 9438 9503 9724 10406 12298 12342 14586 15609 16082 18447 18876 19006 20812 24123 24596 24684 26741 28509 29172 31218 32164 36894 38012 48246 53482 57018 62436 67639 73788 80223 88451 96492 104533 106964 114036 135278 160446 176902 202917 209066 265353 270556 313599 320892 353804 405834 418132 530706 627198 811668 1061412 1149863 1254396 2299726 3449589 4599452 6899178 13798356