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34968780 = 22335711292
BaseRepresentation
bin1000010101100…
…1010011001100
32102210121011000
42011121103030
532423000110
63245300300
7603141540
oct205312314
972717130
1034968780
1118814620
12b864690
1373247b2
144903a20
15310b1c0
hex21594cc

34968780 has 288 divisors, whose sum is σ = 140474880. Its totient is φ = 7015680.

The previous prime is 34968727. The next prime is 34968821. The reversal of 34968780 is 8786943.

It is a happy number.

34968780 is a `hidden beast` number, since 3 + 496 + 87 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1205806 + ... + 1205834.

It is an arithmetic number, because the mean of its divisors is an integer number (487760).

Almost surely, 234968780 is an apocalyptic number.

34968780 is a gapful number since it is divisible by the number (30) 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 34968780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70237440).

34968780 is an abundant number, since it is smaller than the sum of its proper divisors (105506100).

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

34968780 is a wasteful number, since it uses less digits than its factorization.

34968780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94 (or 57 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 34968780 is about 5913.4406228523. The cubic root of 34968780 is about 327.0093423810.

The spelling of 34968780 in words is "thirty-four million, nine hundred sixty-eight thousand, seven hundred eighty".