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84047283948 = 22331474807097
BaseRepresentation
bin100111001000110011…
…0111100011011101100
322000221101210101211110
41032101212330123230
52334112101041243
6102335532552020
76033525061155
oct1162146743354
9260841711743
1084047283948
113270a556451
1214357322610
137c057a05a4
1440d44ba92c
1522bd983e33
hex13919bc6ec

84047283948 has 48 divisors (see below), whose sum is σ = 206743670784. Its totient is φ = 26535169920.

The previous prime is 84047283911. The next prime is 84047283949. The reversal of 84047283948 is 84938274048.

It is a happy number.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (84047283949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2386065 + ... + 2421032.

It is an arithmetic number, because the mean of its divisors is an integer number (4307159808).

Almost surely, 284047283948 is an apocalyptic number.

It is an amenable number.

84047283948 is an abundant number, since it is smaller than the sum of its proper divisors (122696386836).

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

84047283948 is a wasteful number, since it uses less digits than its factorization.

84047283948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4807182 (or 4807180 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 57.

The spelling of 84047283948 in words is "eighty-four billion, forty-seven million, two hundred eighty-three thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 31 47 62 93 94 124 141 186 188 282 372 564 1457 2914 4371 5828 8742 17484 4807097 9614194 14421291 19228388 28842582 57685164 149020007 225933559 298040014 447060021 451867118 596080028 677800677 894120042 903734236 1355601354 1788240084 2711202708 7003940329 14007880658 21011820987 28015761316 42023641974 84047283948