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2197703041 = 19782913457
BaseRepresentation
bin1000001011111110…
…0100100110000001
312200011100212210221
42002333210212001
514000102444131
61002024223041
7105314111332
oct20277444601
95604325727
102197703041
11a28600906
1251400aa81
13290409001
1416bc40289
15cce16411
hex82fe4981

2197703041 has 8 divisors (see below), whose sum is σ = 2211687720. Its totient is φ = 2183747328.

The previous prime is 2197703021. The next prime is 2197703129. The reversal of 2197703041 is 1403077912.

It can be written as a sum of positive squares in 4 ways, for example, as 1808035441 + 389667600 = 42521^2 + 19740^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2197703041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2197702988 and 2197703006.

It is not an unprimeable number, because it can be changed into a prime (2197703021) 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, 156585 + ... + 170041.

It is an arithmetic number, because the mean of its divisors is an integer number (276460965).

Almost surely, 22197703041 is an apocalyptic number.

It is an amenable number.

2197703041 is a deficient number, since it is larger than the sum of its proper divisors (13984679).

2197703041 is a wasteful number, since it uses less digits than its factorization.

2197703041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14483.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 2197703041 is about 46879.6655384827. The cubic root of 2197703041 is about 1300.1386520754.

The spelling of 2197703041 in words is "two billion, one hundred ninety-seven million, seven hundred three thousand, forty-one".

Divisors: 1 197 829 13457 163313 2651029 11155853 2197703041