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6980097029 = 29415870561
BaseRepresentation
bin1101000000000101…
…11101010000000101
3200000110021200001012
412200002331100011
5103243401101104
63112343412005
7334654563053
oct64002752005
920013250035
106980097029
112a620a0234
121429754005
13873157a39
144a30591d3
152acbd6d6e
hex1a00bd405

6980097029 has 8 divisors (see below), whose sum is σ = 7396908120. Its totient is φ = 6575027200.

The previous prime is 6980097023. The next prime is 6980097071. The reversal of 6980097029 is 9207900896.

It can be written as a sum of positive squares in 4 ways, for example, as 1411504900 + 5568592129 = 37570^2 + 74623^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6980097029 - 228 = 6711661573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6980097023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2934092 + ... + 2936469.

It is an arithmetic number, because the mean of its divisors is an integer number (924613515).

Almost surely, 26980097029 is an apocalyptic number.

It is an amenable number.

6980097029 is a deficient number, since it is larger than the sum of its proper divisors (416811091).

6980097029 is a wasteful number, since it uses less digits than its factorization.

6980097029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5870631.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 6980097029 is about 83546.9749841369. The cubic root of 6980097029 is about 1911.1164611028.

The spelling of 6980097029 in words is "six billion, nine hundred eighty million, ninety-seven thousand, twenty-nine".

Divisors: 1 29 41 1189 5870561 170246269 240693001 6980097029