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987004411427 = 6618741170827
BaseRepresentation
bin11100101110011100000…
…11000001111000100011
310111100122000221010100202
432113032003001320203
5112132341112131202
62033231253535415
7131210614033466
oct16271603017043
93440560833322
10987004411427
1135064a293951
1213b35594456b
13720c6aaca68
1435ab25092dd
151aa1a8d6802
hexe5ce0c1e23

987004411427 has 8 divisors (see below), whose sum is σ = 988616484912. Its totient is φ = 985392698400.

The previous prime is 987004411363. The next prime is 987004411441. The reversal of 987004411427 is 724114400789.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 987004411427 - 26 = 987004411363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (987004411727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5692388 + ... + 5863214.

It is an arithmetic number, because the mean of its divisors is an integer number (123577060614).

Almost surely, 2987004411427 is an apocalyptic number.

987004411427 is a deficient number, since it is larger than the sum of its proper divisors (1612073485).

987004411427 is a wasteful number, since it uses less digits than its factorization.

987004411427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180229.

The product of its (nonzero) digits is 451584, while the sum is 47.

The spelling of 987004411427 in words is "nine hundred eighty-seven billion, four million, four hundred eleven thousand, four hundred twenty-seven".

Divisors: 1 661 8741 170827 5777801 112916647 1493198807 987004411427