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28316462384 = 247416166477
BaseRepresentation
bin11010010111110010…
…101110110100110000
32201002102102022221002
4122113302232310300
5430443003244014
621001452021132
72021464646630
oct322762566460
981072368832
1028316462384
11110109a5331
1255a31617a8
1328936609b2
141528a0a6c0
15b0ae27dde
hex697caed30

28316462384 has 40 divisors (see below), whose sum is σ = 64230034848. Its totient is φ = 11839633920.

The previous prime is 28316462311. The next prime is 28316462387. The reversal of 28316462384 is 48326461382.

It is not an unprimeable number, because it can be changed into a prime (28316462387) 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, 3078647 + ... + 3087830.

Almost surely, 228316462384 is an apocalyptic number.

It is an amenable number.

28316462384 is an abundant number, since it is smaller than the sum of its proper divisors (35913572464).

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

28316462384 is a wasteful number, since it uses less digits than its factorization.

28316462384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166533 (or 6166527 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 47.

The spelling of 28316462384 in words is "twenty-eight billion, three hundred sixteen million, four hundred sixty-two thousand, three hundred eighty-four".

Divisors: 1 2 4 7 8 14 16 28 41 56 82 112 164 287 328 574 656 1148 2296 4592 6166477 12332954 24665908 43165339 49331816 86330678 98663632 172661356 252825557 345322712 505651114 690645424 1011302228 1769778899 2022604456 3539557798 4045208912 7079115596 14158231192 28316462384