Search a number
-
+
2027642 = 21953359
BaseRepresentation
bin111101111000001111010
310211000101212
413233001322
51004341032
6111243122
723143331
oct7570172
93730355
102027642
111165441
128194a2
1355cbb6
143aad18
152a0bb2
hex1ef07a

2027642 has 8 divisors (see below), whose sum is σ = 3201600. Its totient is φ = 960444.

The previous prime is 2027639. The next prime is 2027659. The reversal of 2027642 is 2467202.

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

It is a super-2 number, since 2×20276422 = 8222664160328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26642 + ... + 26717.

It is an arithmetic number, because the mean of its divisors is an integer number (400200).

22027642 is an apocalyptic number.

2027642 is a deficient number, since it is larger than the sum of its proper divisors (1173958).

2027642 is a wasteful number, since it uses less digits than its factorization.

2027642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53380.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 2027642 is about 1423.9529486609. The cubic root of 2027642 is about 126.5698968496.

The spelling of 2027642 in words is "two million, twenty-seven thousand, six hundred forty-two".

Divisors: 1 2 19 38 53359 106718 1013821 2027642