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76396123 = 148951307
BaseRepresentation
bin1001000110110…
…11011001011011
312022202022210001
410203123121123
5124024133443
611325233431
71615233136
oct443333133
9168668701
1076396123
113a13a5a1
1221702877
1312a9ac0b
14a20921d
156a90d4d
hex48db65b

76396123 has 4 divisors (see below), whose sum is σ = 76448920. Its totient is φ = 76343328.

The previous prime is 76396057. The next prime is 76396127. The reversal of 76396123 is 32169367.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32169367 = 157120477.

It is a cyclic number.

It is not a de Polignac number, because 76396123 - 213 = 76387931 is a prime.

It is a super-3 number, since 3×763961233 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76396127) 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, 24165 + ... + 27142.

It is an arithmetic number, because the mean of its divisors is an integer number (19112230).

Almost surely, 276396123 is an apocalyptic number.

76396123 is a deficient number, since it is larger than the sum of its proper divisors (52797).

76396123 is a wasteful number, since it uses less digits than its factorization.

76396123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52796.

The product of its digits is 40824, while the sum is 37.

The square root of 76396123 is about 8740.4875722124. The cubic root of 76396123 is about 424.3170077205.

The spelling of 76396123 in words is "seventy-six million, three hundred ninety-six thousand, one hundred twenty-three".

Divisors: 1 1489 51307 76396123