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77214119 = 1719239053
BaseRepresentation
bin1001001101000…
…11000110100111
312101021212212012
410212203012213
5124231322434
611354544435
71625211023
oct446430647
9171255765
1077214119
113a649124
1221a3811b
1312cc6338
14a37d383
156ba33ce
hex49a31a7

77214119 has 8 divisors (see below), whose sum is σ = 86059440. Its totient is φ = 68846976.

The previous prime is 77214113. The next prime is 77214127. The reversal of 77214119 is 91141277.

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-77214119 is a prime.

It is a super-2 number, since 2×772141192 = 11924040345892322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77214113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119204 + ... + 119849.

It is an arithmetic number, because the mean of its divisors is an integer number (10757430).

Almost surely, 277214119 is an apocalyptic number.

77214119 is a deficient number, since it is larger than the sum of its proper divisors (8845321).

77214119 is a wasteful number, since it uses less digits than its factorization.

77214119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239089.

The product of its digits is 3528, while the sum is 32.

The square root of 77214119 is about 8787.1564797721. The cubic root of 77214119 is about 425.8260639441.

The spelling of 77214119 in words is "seventy-seven million, two hundred fourteen thousand, one hundred nineteen".

Divisors: 1 17 19 323 239053 4063901 4542007 77214119