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3280230512 = 241321771359
BaseRepresentation
bin1100001110000100…
…0101100001110000
322110121022222022222
43003201011201300
523204214334022
61301254420212
7144200333156
oct30341054160
98417288288
103280230512
111433671809
12776661668
1340377cb00
142319113d6
15142e9a242
hexc3845870

3280230512 has 60 divisors (see below), whose sum is σ = 7286855040. Its totient is φ = 1424876544.

The previous prime is 3280230487. The next prime is 3280230517. The reversal of 3280230512 is 2150320823.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3280230517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10289 + ... + 81647.

It is an arithmetic number, because the mean of its divisors is an integer number (121447584).

Almost surely, 23280230512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3280230512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3643427520).

3280230512 is an abundant number, since it is smaller than the sum of its proper divisors (4006624528).

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

3280230512 is a wasteful number, since it uses less digits than its factorization.

3280230512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71410 (or 71391 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 3280230512 is about 57273.2966748030. The cubic root of 3280230512 is about 1485.8265736561.

The spelling of 3280230512 in words is "three billion, two hundred eighty million, two hundred thirty thousand, five hundred twelve".

Divisors: 1 2 4 8 13 16 17 26 34 52 68 104 136 169 208 221 272 338 442 676 884 1352 1768 2704 2873 3536 5746 11492 22984 45968 71359 142718 285436 570872 927667 1141744 1213103 1855334 2426206 3710668 4852412 7421336 9704824 12059671 14842672 15770339 19409648 24119342 31540678 48238684 63081356 96477368 126162712 192954736 205014407 252325424 410028814 820057628 1640115256 3280230512