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76676240 = 2456071579
BaseRepresentation
bin1001001000111…
…11110010010000
312100021120000202
410210133302100
5124112114430
611335234332
71620510614
oct444376220
9170246022
1076676240
113a310aa3
12218189a8
1312b68574
14a27d344
156ae8d45
hex491fc90

76676240 has 40 divisors (see below), whose sum is σ = 178679040. Its totient is φ = 30600576.

The previous prime is 76676231. The next prime is 76676291. The reversal of 76676240 is 4267667.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 76676194 and 76676203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47771 + ... + 49349.

It is an arithmetic number, because the mean of its divisors is an integer number (4466976).

Almost surely, 276676240 is an apocalyptic number.

It is an amenable number.

76676240 is an abundant number, since it is smaller than the sum of its proper divisors (102002800).

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

76676240 is a wasteful number, since it uses less digits than its factorization.

76676240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199 (or 2193 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 76676240 is about 8756.4970165015. The cubic root of 76676240 is about 424.8349809174.

The spelling of 76676240 in words is "seventy-six million, six hundred seventy-six thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 607 1214 1579 2428 3035 3158 4856 6070 6316 7895 9712 12140 12632 15790 24280 25264 31580 48560 63160 126320 958453 1916906 3833812 4792265 7667624 9584530 15335248 19169060 38338120 76676240