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76532120 = 2357239047
BaseRepresentation
bin1001000111111…
…00100110011000
312100000020022222
410203330212120
5124043011440
611332203212
71616340500
oct443744630
9170006288
1076532120
113a222795
1221769508
1312b17aa2
14a242a00
156abb2b5
hex48fc998

76532120 has 48 divisors (see below), whose sum is σ = 200316240. Its totient is φ = 26238912.

The previous prime is 76532111. The next prime is 76532123. The reversal of 76532120 is 2123567.

It is a self number, because there is not a number n which added to its sum of digits gives 76532120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76532123) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 17564 + ... + 21483.

It is an arithmetic number, because the mean of its divisors is an integer number (4173255).

Almost surely, 276532120 is an apocalyptic number.

76532120 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

76532120 is an abundant number, since it is smaller than the sum of its proper divisors (123784120).

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

76532120 is a wasteful number, since it uses less digits than its factorization.

76532120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39072 (or 39061 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 76532120 is about 8748.2638277546. The cubic root of 76532120 is about 424.5686419216.

Adding to 76532120 its reverse (2123567), we get a palindrome (78655687).

The spelling of 76532120 in words is "seventy-six million, five hundred thirty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 392 490 980 1960 39047 78094 156188 195235 273329 312376 390470 546658 780940 1093316 1366645 1561880 1913303 2186632 2733290 3826606 5466580 7653212 9566515 10933160 15306424 19133030 38266060 76532120