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76613090 = 2531534663
BaseRepresentation
bin1001001000100…
…00010111100010
312100011100101212
410210100113202
5124103104330
611334030122
71620125531
oct444202742
9170140355
1076613090
113a278604
12217a8342
1312b458b8
14a264318
156ad5295
hex49105e2

76613090 has 32 divisors (see below), whose sum is σ = 145069056. Its totient is φ = 29090880.

The previous prime is 76613077. The next prime is 76613107. The reversal of 76613090 is 9031667.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14099 + ... + 18761.

It is an arithmetic number, because the mean of its divisors is an integer number (4533408).

Almost surely, 276613090 is an apocalyptic number.

76613090 is a deficient number, since it is larger than the sum of its proper divisors (68455966).

76613090 is a wasteful number, since it uses less digits than its factorization.

76613090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4754.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 76613090 is about 8752.8903797546. The cubic root of 76613090 is about 424.7183185387.

The spelling of 76613090 in words is "seventy-six million, six hundred thirteen thousand, ninety".

Divisors: 1 2 5 10 31 53 62 106 155 265 310 530 1643 3286 4663 8215 9326 16430 23315 46630 144553 247139 289106 494278 722765 1235695 1445530 2471390 7661309 15322618 38306545 76613090