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3497370656 = 25138407141
BaseRepresentation
bin1101000001110101…
…1010010000100000
3100000201220211121112
43100131122100200
524130311330111
61335012442452
7152445105623
oct32035322040
910021824545
103497370656
1115351a137a
12817319428
134397588c0
142526b5dba
1515708ce8b
hexd075a420

3497370656 has 24 divisors (see below), whose sum is σ = 7415099244. Its totient is φ = 1614170880.

The previous prime is 3497370637. The next prime is 3497370659. The reversal of 3497370656 is 6560737943.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3490919056 + 6451600 = 59084^2 + 2540^2 .

It is not an unprimeable number, because it can be changed into a prime (3497370659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4203155 + ... + 4203986.

Almost surely, 23497370656 is an apocalyptic number.

It is an amenable number.

3497370656 is an abundant number, since it is smaller than the sum of its proper divisors (3917728588).

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

3497370656 is a wasteful number, since it uses less digits than its factorization.

3497370656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8407164 (or 8407156 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 50.

The square root of 3497370656 is about 59138.5716432178. The cubic root of 3497370656 is about 1517.9141889287.

The spelling of 3497370656 in words is "three billion, four hundred ninety-seven million, three hundred seventy thousand, six hundred fifty-six".

Divisors: 1 2 4 8 13 16 26 32 52 104 208 416 8407141 16814282 33628564 67257128 109292833 134514256 218585666 269028512 437171332 874342664 1748685328 3497370656