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2089545 = 35139303
BaseRepresentation
bin111111110001001001001
310221011022120
413332021021
51013331140
6112441453
723521653
oct7761111
93834276
102089545
1111a79a7
12849289
13582123
143c56d3
152b41d0
hex1fe249

2089545 has 8 divisors (see below), whose sum is σ = 3343296. Its totient is φ = 1114416.

The previous prime is 2089543. The next prime is 2089559. The reversal of 2089545 is 5459802.

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

It is not a de Polignac number, because 2089545 - 21 = 2089543 is a prime.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (2089541) 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, 69637 + ... + 69666.

It is an arithmetic number, because the mean of its divisors is an integer number (417912).

22089545 is an apocalyptic number.

It is an amenable number.

2089545 is a deficient number, since it is larger than the sum of its proper divisors (1253751).

2089545 is a wasteful number, since it uses less digits than its factorization.

2089545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139311.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 2089545 is about 1445.5258558739. The cubic root of 2089545 is about 127.8450476847.

The spelling of 2089545 in words is "two million, eighty-nine thousand, five hundred forty-five".

Divisors: 1 3 5 15 139303 417909 696515 2089545