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40950216 = 23322332441
BaseRepresentation
bin1001110000110…
…1100111001000
32212001111010200
42130031213020
540440401331
64021412200
71005033246
oct234154710
985044120
1040950216
112112a55a
121186a060
13863a1c8
14561d796
1538dd5e6
hex270d9c8

40950216 has 48 divisors (see below), whose sum is σ = 111428460. Its totient is φ = 13585920.

The previous prime is 40950211. The next prime is 40950223. The reversal of 40950216 is 61205904.

It can be written as a sum of positive squares in 2 ways, for example, as 34928100 + 6022116 = 5910^2 + 2454^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40950216.

It is not an unprimeable number, because it can be changed into a prime (40950211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15556 + ... + 17996.

Almost surely, 240950216 is an apocalyptic number.

It is an amenable number.

40950216 is an abundant number, since it is smaller than the sum of its proper divisors (70478244).

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

40950216 is a wasteful number, since it uses less digits than its factorization.

40950216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686 (or 2679 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 40950216 is about 6399.2355793485. The cubic root of 40950216 is about 344.6821016192.

It can be divided in two parts, 409 and 50216, that added together give a 4-th power (50625 = 154).

The spelling of 40950216 in words is "forty million, nine hundred fifty thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 233 466 699 932 1398 1864 2097 2441 2796 4194 4882 5592 7323 8388 9764 14646 16776 19528 21969 29292 43938 58584 87876 175752 568753 1137506 1706259 2275012 3412518 4550024 5118777 6825036 10237554 13650072 20475108 40950216