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2400061 = 19592141
BaseRepresentation
bin1001001001111100111101
311111221021011
421021330331
51103300221
6123235221
726254156
oct11117475
94457234
102400061
11139a224
12978b11
13660571
1446692d
153261e1
hex249f3d

2400061 has 8 divisors (see below), whose sum is σ = 2570400. Its totient is φ = 2234160.

The previous prime is 2400053. The next prime is 2400067. The reversal of 2400061 is 1600042.

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 2400061 - 23 = 2400053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400067) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 51 + ... + 2191.

It is an arithmetic number, because the mean of its divisors is an integer number (321300).

22400061 is an apocalyptic number.

It is an amenable number.

2400061 is a deficient number, since it is larger than the sum of its proper divisors (170339).

2400061 is a wasteful number, since it uses less digits than its factorization.

2400061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2219.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2400061 is about 1549.2130260232. The cubic root of 2400061 is about 133.8877243238.

The spelling of 2400061 in words is "two million, four hundred thousand, sixty-one".

Divisors: 1 19 59 1121 2141 40679 126319 2400061