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2064651001 = 71721171383
BaseRepresentation
bin111101100010000…
…0001001011111001
312022220000010201121
41323010001023321
513212022313001
6540512345241
7102110146450
oct17304011371
95286003647
102064651001
1196a494946
12497545221
1326b9922aa
141582c7b97
15c13d36a1
hex7b1012f9

2064651001 has 8 divisors (see below), whose sum is σ = 2360985984. Its totient is φ = 1768662240.

The previous prime is 2064650983. The next prime is 2064651007. The reversal of 2064651001 is 1001564602.

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

It is a cyclic number.

It is not a de Polignac number, because 2064651001 - 211 = 2064648953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2064651007) 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, 73645 + ... + 97738.

It is an arithmetic number, because the mean of its divisors is an integer number (295123248).

Almost surely, 22064651001 is an apocalyptic number.

It is an amenable number.

2064651001 is a deficient number, since it is larger than the sum of its proper divisors (296334983).

2064651001 is a wasteful number, since it uses less digits than its factorization.

2064651001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173111.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2064651001 is about 45438.4308817987. The cubic root of 2064651001 is about 1273.3531989734.

The spelling of 2064651001 in words is "two billion, sixty-four million, six hundred fifty-one thousand, one".

Divisors: 1 7 1721 12047 171383 1199681 294950143 2064651001