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3020999982 = 237113134157
BaseRepresentation
bin1011010000010000…
…1100110100101110
321210112112200220020
42310010030310232
522141333444412
61215434303010
7134602035060
oct26404146456
97715480806
103020999982
111310304000
12703887a66
13391b57b70
14209311730
1512a34118c
hexb410cd2e

3020999982 has 128 divisors (see below), whose sum is σ = 8181347328. Its totient is φ = 724141440.

The previous prime is 3020999963. The next prime is 3020999983. The reversal of 3020999982 is 2899990203.

It is a super-3 number, since 3×30209999823 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020999983) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 724648 + ... + 728804.

It is an arithmetic number, because the mean of its divisors is an integer number (63916776).

Almost surely, 23020999982 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3020999982, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4090673664).

3020999982 is an abundant number, since it is smaller than the sum of its proper divisors (5160347346).

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

3020999982 is a wasteful number, since it uses less digits than its factorization.

3020999982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4215 (or 4193 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 3020999982 is about 54963.6241709005. The cubic root of 3020999982 is about 1445.6069945808.

It can be divided in two parts, 30 and 20999982, that added together give a palindrome (21000012).

The spelling of 3020999982 in words is "three billion, twenty million, nine hundred ninety-nine thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 7 11 13 14 21 22 26 33 39 42 66 77 78 91 121 143 154 182 231 242 273 286 363 429 462 546 726 847 858 1001 1331 1573 1694 2002 2541 2662 3003 3146 3993 4157 4719 5082 6006 7986 8314 9317 9438 11011 12471 17303 18634 22022 24942 27951 29099 33033 34606 45727 51909 54041 55902 58198 66066 87297 91454 103818 108082 121121 137181 162123 174594 242242 274362 320089 324246 363363 378287 502997 594451 640178 726726 756574 960267 1005994 1134861 1188902 1508991 1783353 1920534 2269722 3017982 3520979 3566706 4161157 5532967 6538961 7041958 8322314 10562937 11065934 12483471 13077922 16598901 19616883 21125874 24966942 33197802 38730769 39233766 45772727 71928571 77461538 91545454 116192307 137318181 143857142 215785713 232384614 274636362 431571426 503499997 1006999994 1510499991 3020999982