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18412411230 = 2325438095881
BaseRepresentation
bin10001001001011101…
…110001100101011110
31202112012012101212200
4101021131301211132
5300202034124410
612243013512330
71221163625133
oct211135614536
952465171780
1018412411230
117899365094
12369a3426a6
1319757c90b5
14c6950258a
1572b6be3c0
hex44977195e

18412411230 has 96 divisors (see below), whose sum is σ = 49054468320. Its totient is φ = 4789048320.

The previous prime is 18412411229. The next prime is 18412411243. The reversal of 18412411230 is 3211421481.

18412411230 is a `hidden beast` number, since 1 + 8 + 4 + 12 + 411 + 230 = 666.

It is a super-2 number, since 2×184124112302 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 18412411194 and 18412411203.

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, 3127890 + ... + 3133770.

It is an arithmetic number, because the mean of its divisors is an integer number (510984045).

Almost surely, 218412411230 is an apocalyptic number.

18412411230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 18412411230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24527234160).

18412411230 is an abundant number, since it is smaller than the sum of its proper divisors (30642057090).

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

18412411230 is a wasteful number, since it uses less digits than its factorization.

18412411230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6746 (or 6743 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The spelling of 18412411230 in words is "eighteen billion, four hundred twelve million, four hundred eleven thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 43 45 86 90 129 215 258 387 430 645 774 809 1290 1618 1935 2427 3870 4045 4854 5881 7281 8090 11762 12135 14562 17643 24270 29405 34787 35286 36405 52929 58810 69574 72810 88215 104361 105858 173935 176430 208722 252883 264645 313083 347870 505766 521805 529290 626166 758649 1043610 1264415 1517298 1565415 2275947 2528830 3130830 3793245 4551894 4757729 7586490 9515458 11379735 14273187 22759470 23788645 28546374 42819561 47577290 71365935 85639122 142731870 204582347 214097805 409164694 428195610 613747041 1022911735 1227494082 1841241123 2045823470 3068735205 3682482246 6137470410 9206205615 18412411230