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76949485 = 531349169
BaseRepresentation
bin1001001011000…
…10011111101101
312100210102211221
410211202133231
5124144340420
611345143341
71623026344
oct445423755
9170712757
1076949485
113a488318
122192ab51
1312c32a52
14a310b5b
156b4ecaa
hex49627ed

76949485 has 8 divisors (see below), whose sum is σ = 92636280. Its totient is φ = 61361664.

The previous prime is 76949479. The next prime is 76949491. The reversal of 76949485 is 58494967.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (76949479) and next prime (76949491).

It can be written as a sum of positive squares in 4 ways, for example, as 316969 + 76632516 = 563^2 + 8754^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-76949485 is a prime.

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, 23020 + ... + 26149.

It is an arithmetic number, because the mean of its divisors is an integer number (11579535).

Almost surely, 276949485 is an apocalyptic number.

It is an amenable number.

76949485 is a deficient number, since it is larger than the sum of its proper divisors (15686795).

76949485 is a wasteful number, since it uses less digits than its factorization.

76949485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49487.

The product of its digits is 2177280, while the sum is 52.

The square root of 76949485 is about 8772.0855558983. The cubic root of 76949485 is about 425.3390328182.

The spelling of 76949485 in words is "seventy-six million, nine hundred forty-nine thousand, four hundred eighty-five".

Divisors: 1 5 313 1565 49169 245845 15389897 76949485