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760420 = 225193197
BaseRepresentation
bin10111001101001100100
31102122002201
42321221210
5143313140
624144244
76314653
oct2715144
91378081
10760420
1147a351
12308084
1320816b
1415b19a
1510049a
hexb9a64

760420 has 24 divisors (see below), whose sum is σ = 1613304. Its totient is φ = 301056.

The previous prime is 760411. The next prime is 760423. The reversal of 760420 is 24067.

760420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 179776 + 580644 = 424^2 + 762^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (760423) by changing a digit.

760420 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3762 + ... + 3958.

It is an arithmetic number, because the mean of its divisors is an integer number (67221).

2760420 is an apocalyptic number.

It is an amenable number.

760420 is an abundant number, since it is smaller than the sum of its proper divisors (852884).

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

760420 is a wasteful number, since it uses less digits than its factorization.

760420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 760420 is about 872.0206419575. The cubic root of 760420 is about 91.2748603059.

Adding to 760420 its reverse (24067), we get a palindrome (784487).

The spelling of 760420 in words is "seven hundred sixty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 193 197 386 394 772 788 965 985 1930 1970 3860 3940 38021 76042 152084 190105 380210 760420