Search a number
-
+
76701030 = 23572271609
BaseRepresentation
bin1001001001001…
…01110101100110
312100022211000220
410210211311212
5124113413110
611335545210
71620643110
oct444456546
9170284026
1076701030
113a32868a
122182b206
1312b76933
14a2883b0
156b01370
hex4925d66

76701030 has 64 divisors (see below), whose sum is σ = 211438080. Its totient is φ = 17443584.

The previous prime is 76701007. The next prime is 76701041. The reversal of 76701030 is 3010767.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 46866 + ... + 48474.

It is an arithmetic number, because the mean of its divisors is an integer number (3303720).

Almost surely, 276701030 is an apocalyptic number.

76701030 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 76701030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105719040).

76701030 is an abundant number, since it is smaller than the sum of its proper divisors (134737050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76701030 is a wasteful number, since it uses less digits than its factorization.

76701030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853.

The product of its (nonzero) digits is 882, while the sum is 24.

The square root of 76701030 is about 8757.9124224897. The cubic root of 76701030 is about 424.8807600896.

Adding to 76701030 its reverse (3010767), we get a palindrome (79711797).

The spelling of 76701030 in words is "seventy-six million, seven hundred one thousand, thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 227 454 681 1135 1362 1589 1609 2270 3178 3218 3405 4767 4827 6810 7945 8045 9534 9654 11263 15890 16090 22526 23835 24135 33789 47670 48270 56315 67578 112630 168945 337890 365243 730486 1095729 1826215 2191458 2556701 3652430 5113402 5478645 7670103 10957290 12783505 15340206 25567010 38350515 76701030