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326053812 = 223717415569
BaseRepresentation
bin10011011011110…
…010111110110100
3211201112020202010
4103123302332310
51131432210222
652204244220
711036261130
oct2333627664
9751466663
10326053812
1115805a067
1291240670
1352720866
14314363c0
151d95880c
hex136f2fb4

326053812 has 96 divisors (see below), whose sum is σ = 943246080. Its totient is φ = 85524480.

The previous prime is 326053811. The next prime is 326053859. The reversal of 326053812 is 218350623.

326053812 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3260538122 = 212622176639462688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 326053812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326053811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55764 + ... + 61332.

It is an arithmetic number, because the mean of its divisors is an integer number (9825480).

Almost surely, 2326053812 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 326053812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471623040).

326053812 is an abundant number, since it is smaller than the sum of its proper divisors (617192268).

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

326053812 is a wasteful number, since it uses less digits than its factorization.

326053812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5641 (or 5639 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 326053812 is about 18056.9602092933. The cubic root of 326053812 is about 688.2767415843.

The spelling of 326053812 in words is "three hundred twenty-six million, fifty-three thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 41 42 51 68 82 84 102 119 123 164 204 238 246 287 357 476 492 574 697 714 861 1148 1394 1428 1722 2091 2788 3444 4182 4879 5569 8364 9758 11138 14637 16707 19516 22276 29274 33414 38983 58548 66828 77966 94673 116949 155932 189346 228329 233898 284019 378692 456658 467796 568038 662711 684987 913316 1136076 1325422 1369974 1598303 1988133 2650844 2739948 3196606 3881593 3976266 4794909 6393212 7763186 7952532 9589818 11644779 15526372 19179636 23289558 27171151 46579116 54342302 81513453 108684604 163026906 326053812