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16240472 = 235338303
BaseRepresentation
bin111101111100…
…111101011000
31010120002201222
4331330331120
513124143342
61340031212
7255020213
oct75747530
933502658
1016240472
119192786
125532508
133498161
14222a77a
15165bed2
hexf7cf58

16240472 has 16 divisors (see below), whose sum is σ = 31026240. Its totient is φ = 7966816.

The previous prime is 16240429. The next prime is 16240481. The reversal of 16240472 is 27404261.

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, 18728 + ... + 19575.

It is an arithmetic number, because the mean of its divisors is an integer number (1939140).

Almost surely, 216240472 is an apocalyptic number.

It is an amenable number.

16240472 is a deficient number, since it is larger than the sum of its proper divisors (14785768).

16240472 is a wasteful number, since it uses less digits than its factorization.

16240472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38362 (or 38358 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 16240472 is about 4029.9468979132. The cubic root of 16240472 is about 253.2403367492.

The spelling of 16240472 in words is "sixteen million, two hundred forty thousand, four hundred seventy-two".

Divisors: 1 2 4 8 53 106 212 424 38303 76606 153212 306424 2030059 4060118 8120236 16240472