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2664152646 = 23444025441
BaseRepresentation
bin1001111011001011…
…1011111001000110
320212200001222101020
42132302323321012
520424010341041
61120210012010
7123006631611
oct23662737106
96780058336
102664152646
111147932351
12624277006
13335c450ac
141b3b81178
15108d53866
hex9ecbbe46

2664152646 has 8 divisors (see below), whose sum is σ = 5328305304. Its totient is φ = 888050880.

The previous prime is 2664152609. The next prime is 2664152651. The reversal of 2664152646 is 6462514662.

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

2664152646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2664152598 and 2664152607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222012715 + ... + 222012726.

It is an arithmetic number, because the mean of its divisors is an integer number (666038163).

Almost surely, 22664152646 is an apocalyptic number.

2664152646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2664152646 is a wasteful number, since it uses less digits than its factorization.

2664152646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444025446.

The product of its digits is 414720, while the sum is 42.

The square root of 2664152646 is about 51615.4303091624. The cubic root of 2664152646 is about 1386.2866305409.

The spelling of 2664152646 in words is "two billion, six hundred sixty-four million, one hundred fifty-two thousand, six hundred forty-six".

Divisors: 1 2 3 6 444025441 888050882 1332076323 2664152646