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770242132 = 221123997297
BaseRepresentation
bin101101111010001…
…111011001010100
31222200100100120101
4231322033121110
53034140222012
6204232543444
725041643612
oct5572173124
91880310511
10770242132
11365866350
12195b51b84
13c376419a
14744206b2
1547949d57
hex2de8f654

770242132 has 24 divisors (see below), whose sum is σ = 1471276800. Its totient is φ = 349916160.

The previous prime is 770242129. The next prime is 770242133. The reversal of 770242132 is 231242077.

It is a self number, because there is not a number n which added to its sum of digits gives 770242132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (770242133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101908 + ... + 109204.

It is an arithmetic number, because the mean of its divisors is an integer number (61303200).

Almost surely, 2770242132 is an apocalyptic number.

It is an amenable number.

770242132 is a deficient number, since it is larger than the sum of its proper divisors (701034668).

770242132 is a wasteful number, since it uses less digits than its factorization.

770242132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9711 (or 9709 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 770242132 is about 27753.2364238840. The cubic root of 770242132 is about 916.6617089025.

The spelling of 770242132 in words is "seven hundred seventy million, two hundred forty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 44 2399 4798 7297 9596 14594 26389 29188 52778 80267 105556 160534 321068 17505503 35011006 70022012 192560533 385121066 770242132