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84811002052 = 22779243715733
BaseRepresentation
bin100111011111100100…
…0010011000011000100
322002220121212022010011
41032333020103003010
52342143104031202
6102543414040004
76061460423440
oct1167710230304
9262817768104
1084811002052
1132a71666137
121452b049004
137cc7a8c0aa
144167abd820
152315a40bd7
hex13bf2130c4

84811002052 has 48 divisors (see below), whose sum is σ = 171850524160. Its totient is φ = 35870470272.

The previous prime is 84811002037. The next prime is 84811002083. The reversal of 84811002052 is 25020011848.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5382778 + ... + 5398510.

Almost surely, 284811002052 is an apocalyptic number.

It is an amenable number.

84811002052 is an abundant number, since it is smaller than the sum of its proper divisors (87039522108).

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

84811002052 is a wasteful number, since it uses less digits than its factorization.

84811002052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18260 (or 18258 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 31.

The spelling of 84811002052 in words is "eighty-four billion, eight hundred eleven million, two thousand, fifty-two".

Divisors: 1 2 4 7 14 28 79 158 316 553 1106 2212 2437 4874 9748 15733 17059 31466 34118 62932 68236 110131 192523 220262 385046 440524 770092 1242907 1347661 2485814 2695322 4971628 5390644 8700349 17400698 34801396 38341321 76682642 153365284 268389247 536778494 1073556988 3028964359 6057928718 12115857436 21202750513 42405501026 84811002052