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13689234001 = 23250872
BaseRepresentation
bin11001011111111000…
…10010001001010001
31022100000201010202201
430233330102021101
5211013420442001
610142211443201
7663142366132
oct145774221121
938300633681
1013689234001
115895241133
1227a05b6501
1313a2111981
1493c0ddc89
15551be9501
hex32ff12251

13689234001 has 9 divisors (see below), whose sum is σ = 14313109321. Its totient is φ = 13091475892.

The previous prime is 13689233993. The next prime is 13689234007. The reversal of 13689234001 is 10043298631.

The square root of 13689234001 is 117001.

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

13689234001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13689234001 - 23 = 13689233993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13689234007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2688480 + ... + 2693566.

Almost surely, 213689234001 is an apocalyptic number.

13689234001 is the 117001-st square number.

13689234001 is the 58501-st centered octagonal number.

It is an amenable number.

13689234001 is a deficient number, since it is larger than the sum of its proper divisors (623875320).

13689234001 is an frugal number, since it uses more digits than its factorization.

13689234001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10220 (or 5110 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 13689234001 in words is "thirteen billion, six hundred eighty-nine million, two hundred thirty-four thousand, one".

Divisors: 1 23 529 5087 117001 2691023 25877569 595184087 13689234001