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6200045 = 51240009
BaseRepresentation
bin10111101001101011101101
3102122222212022
4113221223231
53041400140
6340515525
7103461635
oct27515355
912588768
106200045
113555205
1220abba5
131391087
14b756c5
158270b5
hex5e9aed

6200045 has 4 divisors (see below), whose sum is σ = 7440060. Its totient is φ = 4960032.

The previous prime is 6200027. The next prime is 6200059. The reversal of 6200045 is 5400026.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1646089 + 4553956 = 1283^2 + 2134^2 .

It is a cyclic number.

It is not a de Polignac number, because 6200045 - 26 = 6199981 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6199996 and 6200032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620000 + ... + 620009.

It is an arithmetic number, because the mean of its divisors is an integer number (1860015).

Almost surely, 26200045 is an apocalyptic number.

It is an amenable number.

6200045 is a deficient number, since it is larger than the sum of its proper divisors (1240015).

6200045 is a wasteful number, since it uses less digits than its factorization.

6200045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240014.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 6200045 is about 2489.9889557988. The cubic root of 6200045 is about 183.7094994577.

The spelling of 6200045 in words is "six million, two hundred thousand, forty-five".

Divisors: 1 5 1240009 6200045