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352345340 = 22519192237
BaseRepresentation
bin10101000000000…
…101110011111100
3220112222222221102
4111000011303330
51210200022330
654543552232
711505612614
oct2500056374
9815888842
10352345340
111709872a6
1299bbb678
1357cc7889
1434b1ba44
1520ded945
hex15005cfc

352345340 has 24 divisors (see below), whose sum is σ = 743807232. Its totient is φ = 140198720.

The previous prime is 352345319. The next prime is 352345361. The reversal of 352345340 is 43543253.

It is an interprime number because it is at equal distance from previous prime (352345319) and next prime (352345361).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42299 + ... + 49938.

It is an arithmetic number, because the mean of its divisors is an integer number (30991968).

Almost surely, 2352345340 is an apocalyptic number.

It is an amenable number.

352345340 is an abundant number, since it is smaller than the sum of its proper divisors (391461892).

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

352345340 is a wasteful number, since it uses less digits than its factorization.

352345340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92437 (or 92435 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 29.

The square root of 352345340 is about 18770.8641250210. The cubic root of 352345340 is about 706.3004950974.

Adding to 352345340 its reverse (43543253), we get a palindrome (395888593).

The spelling of 352345340 in words is "three hundred fifty-two million, three hundred forty-five thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 191 382 764 955 1910 3820 92237 184474 368948 461185 922370 1844740 17617267 35234534 70469068 88086335 176172670 352345340