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76852201 = 154349807
BaseRepresentation
bin1001001010010…
…10101111101001
312100121111101211
410211022233221
5124133232301
611343113121
71622142616
oct445125751
9170544354
1076852201
113a421218
12218a27a1
1312bca69a
14a2c750d
156b31051
hex494abe9

76852201 has 4 divisors (see below), whose sum is σ = 76903552. Its totient is φ = 76800852.

The previous prime is 76852199. The next prime is 76852229. The reversal of 76852201 is 10225867.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 76852201 - 21 = 76852199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76852271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23361 + ... + 26446.

It is an arithmetic number, because the mean of its divisors is an integer number (19225888).

Almost surely, 276852201 is an apocalyptic number.

It is an amenable number.

76852201 is a deficient number, since it is larger than the sum of its proper divisors (51351).

76852201 is a wasteful number, since it uses less digits than its factorization.

76852201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51350.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 76852201 is about 8766.5387126277. The cubic root of 76852201 is about 425.1597111394.

The spelling of 76852201 in words is "seventy-six million, eight hundred fifty-two thousand, two hundred one".

Divisors: 1 1543 49807 76852201