Search a number
-
+
40614980 = 2257290107
BaseRepresentation
bin1001101011101…
…1110001000100
32211102110021112
42122323301010
540344134410
64010304152
71002136010
oct232736104
984373245
1040614980
1120a206aa
1211728058
138550743
145573540
153874105
hex26bbc44

40614980 has 24 divisors (see below), whose sum is σ = 97476288. Its totient is φ = 13925088.

The previous prime is 40614949. The next prime is 40614983. The reversal of 40614980 is 8941604.

40614980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40614983) 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, 144914 + ... + 145193.

It is an arithmetic number, because the mean of its divisors is an integer number (4061512).

Almost surely, 240614980 is an apocalyptic number.

It is an amenable number.

40614980 is an abundant number, since it is smaller than the sum of its proper divisors (56861308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40614980 is a wasteful number, since it uses less digits than its factorization.

40614980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290123 (or 290121 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 40614980 is about 6372.9883100473. The cubic root of 40614980 is about 343.7389514906.

The spelling of 40614980 in words is "forty million, six hundred fourteen thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 290107 580214 1160428 1450535 2030749 2901070 4061498 5802140 8122996 10153745 20307490 40614980