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343472089 = 4324312
BaseRepresentation
bin10100011110001…
…111011111011001
3212221022012010111
4110132033133121
51200412101324
654025444321
711340315232
oct2436173731
9787265114
10343472089
11166976734
12970406a1
135620bb2c
143388c089
1520249794
hex1478f7d9

343472089 has 9 divisors (see below), whose sum is σ = 352463349. Its totient is φ = 334705980.

The previous prime is 343472071. The next prime is 343472117. The reversal of 343472089 is 980274343.

The square root of 343472089 is 18533.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 343472089 - 29 = 343471577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343470089) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 796704 + ... + 797134.

Almost surely, 2343472089 is an apocalyptic number.

343472089 is the 18533-rd square number.

343472089 is the 9267-th centered octagonal number.

It is an amenable number.

343472089 is a deficient number, since it is larger than the sum of its proper divisors (8991260).

343472089 is an frugal number, since it uses more digits than its factorization.

343472089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948 (or 474 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The cubic root of 343472089 is about 700.3210017541.

The spelling of 343472089 in words is "three hundred forty-three million, four hundred seventy-two thousand, eighty-nine".

Divisors: 1 43 431 1849 18533 185761 796919 7987723 343472089