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40930 = 254093
BaseRepresentation
bin1001111111100010
32002010221
421333202
52302210
6513254
7230221
oct117742
962127
1040930
112882a
121b82a
1315826
1410cb8
15c1da
hex9fe2

40930 has 8 divisors (see below), whose sum is σ = 73692. Its totient is φ = 16368.

The previous prime is 40927. The next prime is 40933. The reversal of 40930 is 3904.

It is an interprime number because it is at equal distance from previous prime (40927) and next prime (40933).

It can be written as a sum of positive squares in 2 ways, for example, as 40401 + 529 = 201^2 + 23^2 .

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

It is not an unprimeable number, because it can be changed into a prime (40933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2037 + ... + 2056.

240930 is an apocalyptic number.

40930 is a deficient number, since it is larger than the sum of its proper divisors (32762).

40930 is a wasteful number, since it uses less digits than its factorization.

40930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4100.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 40930 is about 202.3116407921. The cubic root of 40930 is about 34.4625372245.

The spelling of 40930 in words is "forty thousand, nine hundred thirty".

Divisors: 1 2 5 10 4093 8186 20465 40930