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16020472 = 2313154043
BaseRepresentation
bin111101000111…
…001111111000
31010010220221211
4331013033320
513100123342
61331212504
7253112626
oct75071770
933126854
1016020472
119052466
125447134
13341bc90
1421b0516
151616c17
hexf473f8

16020472 has 16 divisors (see below), whose sum is σ = 32349240. Its totient is φ = 7394016.

The previous prime is 16020461. The next prime is 16020479. The reversal of 16020472 is 27402061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16020479) 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, 76918 + ... + 77125.

Almost surely, 216020472 is an apocalyptic number.

It is an amenable number.

16020472 is an abundant number, since it is smaller than the sum of its proper divisors (16328768).

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

16020472 is a wasteful number, since it uses less digits than its factorization.

16020472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154062 (or 154058 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 16020472 is about 4002.5581819631. The cubic root of 16020472 is about 252.0916354406.

It can be divided in two parts, 160 and 20472, that multiplied together give a triangular number (3275520 = T2559).

The spelling of 16020472 in words is "sixteen million, twenty thousand, four hundred seventy-two".

Divisors: 1 2 4 8 13 26 52 104 154043 308086 616172 1232344 2002559 4005118 8010236 16020472