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345160456 = 2343145057
BaseRepresentation
bin10100100100101…
…011101100001000
3220001110222010121
4110210223230020
51201330113311
654125553024
711360546464
oct2444535410
9801428117
10345160456
1116791a183
1297715774
1356680474
1433bab4a4
152047eb71
hex1492bb08

345160456 has 8 divisors (see below), whose sum is σ = 647175870. Its totient is φ = 172580224.

The previous prime is 345160451. The next prime is 345160477. The reversal of 345160456 is 654061543.

345160456 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 274432356 + 70728100 = 16566^2 + 8410^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3451604562 = 238271480772255872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (345160451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21572521 + ... + 21572536.

Almost surely, 2345160456 is an apocalyptic number.

It is an amenable number.

345160456 is a deficient number, since it is larger than the sum of its proper divisors (302015414).

345160456 is a wasteful number, since it uses less digits than its factorization.

345160456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43145063 (or 43145059 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 345160456 is about 18578.4944492281. The cubic root of 345160456 is about 701.4666229803.

It can be divided in two parts, 345 and 160456, that added together give a square (160801 = 4012).

The spelling of 345160456 in words is "three hundred forty-five million, one hundred sixty thousand, four hundred fifty-six".

Divisors: 1 2 4 8 43145057 86290114 172580228 345160456