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56770 = 257811
BaseRepresentation
bin1101110111000010
32212212121
431313002
53304040
61114454
7324340
oct156702
985777
1056770
113971a
1228a2a
131cabc
1416990
1511c4a
hexddc2

56770 has 16 divisors (see below), whose sum is σ = 116928. Its totient is φ = 19440.

The previous prime is 56767. The next prime is 56773. The reversal of 56770 is 7765.

It is an interprime number because it is at equal distance from previous prime (56767) and next prime (56773).

It is an Ulam number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (56773) 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, 336 + ... + 475.

It is an arithmetic number, because the mean of its divisors is an integer number (7308).

256770 is an apocalyptic number.

56770 is an abundant number, since it is smaller than the sum of its proper divisors (60158).

It is a weird number, because it is abundant, but not a pseudoperfect number.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58464).

56770 is a wasteful number, since it uses less digits than its factorization.

56770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 56770 is about 238.2645588416. The cubic root of 56770 is about 38.4331780674.

The spelling of 56770 in words is "fifty-six thousand, seven hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 811 1622 4055 5677 8110 11354 28385 56770