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75061406 = 2741130769
BaseRepresentation
bin1000111100101…
…01100010011110
312020020111220002
410132111202132
5123203431111
611240454302
71601003630
oct436254236
9166214802
1075061406
1139408822
122117a392
1312721544
149d7ca50
1568ca63b
hex479589e

75061406 has 16 divisors (see below), whose sum is σ = 131816160. Its totient is φ = 31384320.

The previous prime is 75061387. The next prime is 75061417. The reversal of 75061406 is 60416057.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64811 + ... + 65958.

It is an arithmetic number, because the mean of its divisors is an integer number (8238510).

Almost surely, 275061406 is an apocalyptic number.

75061406 is a deficient number, since it is larger than the sum of its proper divisors (56754754).

75061406 is a wasteful number, since it uses less digits than its factorization.

75061406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130819.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 75061406 is about 8663.7985895333. The cubic root of 75061406 is about 421.8313942017.

The spelling of 75061406 in words is "seventy-five million, sixty-one thousand, four hundred six".

Divisors: 1 2 7 14 41 82 287 574 130769 261538 915383 1830766 5361529 10723058 37530703 75061406