Search a number
-
+
76684101 = 3131966259
BaseRepresentation
bin1001001001000…
…01101101000101
312100021221210220
410210201231011
5124112342401
611335334553
71620542544
oct444415505
9170257726
1076684101
113a31699a
1221821459
1312b6c010
14a28215b
156aeb336
hex4921b45

76684101 has 8 divisors (see below), whose sum is σ = 110110560. Its totient is φ = 47190192.

The previous prime is 76684087. The next prime is 76684103. The reversal of 76684101 is 10148667.

It is a happy number.

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

It is not a de Polignac number, because 76684101 - 27 = 76683973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76684103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983091 + ... + 983168.

It is an arithmetic number, because the mean of its divisors is an integer number (13763820).

Almost surely, 276684101 is an apocalyptic number.

It is an amenable number.

76684101 is a deficient number, since it is larger than the sum of its proper divisors (33426459).

76684101 is a wasteful number, since it uses less digits than its factorization.

76684101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966275.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 76684101 is about 8756.9458717066. The cubic root of 76684101 is about 424.8494987291.

The spelling of 76684101 in words is "seventy-six million, six hundred eighty-four thousand, one hundred one".

Divisors: 1 3 13 39 1966259 5898777 25561367 76684101