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4890072912 = 243107952117
BaseRepresentation
bin1001000110111100…
…01001011101010000
3110121210112102221120
410203132021131100
540003324313122
62125123122240
7232115635224
oct44336113520
913553472846
104890072912
11208a35617a
12b45813380
135cc15078a
14345648784
151d949075c
hex123789750

4890072912 has 40 divisors (see below), whose sum is σ = 12750764256. Its totient is φ = 1614788736.

The previous prime is 4890072851. The next prime is 4890072917. The reversal of 4890072912 is 2192700984.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4890072917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470923 + ... + 481194.

Almost surely, 24890072912 is an apocalyptic number.

It is an amenable number.

4890072912 is an abundant number, since it is smaller than the sum of its proper divisors (7860691344).

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

4890072912 is a wasteful number, since it uses less digits than its factorization.

4890072912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952235 (or 952229 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 4890072912 is about 69929.0562784884. The cubic root of 4890072912 is about 1697.3514596624.

It can be divided in two parts, 4890072 and 912, that added together give a palindrome (4890984).

The spelling of 4890072912 in words is "four billion, eight hundred ninety million, seventy-two thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 48 107 214 321 428 642 856 1284 1712 2568 5136 952117 1904234 2856351 3808468 5712702 7616936 11425404 15233872 22850808 45701616 101876519 203753038 305629557 407506076 611259114 815012152 1222518228 1630024304 2445036456 4890072912