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3038995680 = 253572129209
BaseRepresentation
bin1011010100100011…
…0110010011100000
321211210101222100120
42311020312103200
522210440330210
61221320120240
7135211015500
oct26510662340
97753358316
103038995680
11131a485486
12709906080
133957b8bc6
1420b877a00
1512bbe8270
hexb52364e0

3038995680 has 144 divisors (see below), whose sum is σ = 11135834640. Its totient is φ = 694622208.

The previous prime is 3038995639. The next prime is 3038995721. The reversal of 3038995680 is 865998303.

It is an interprime number because it is at equal distance from previous prime (3038995639) and next prime (3038995721).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41085 + ... + 88124.

It is an arithmetic number, because the mean of its divisors is an integer number (77332185).

Almost surely, 23038995680 is an apocalyptic number.

3038995680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3038995680 is an abundant number, since it is smaller than the sum of its proper divisors (8096838960).

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

3038995680 is a wasteful number, since it uses less digits than its factorization.

3038995680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129241 (or 129226 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 3038995680 is about 55127.0866271745. The cubic root of 3038995680 is about 1448.4717437737.

The spelling of 3038995680 in words is "three billion, thirty-eight million, nine hundred ninety-five thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 70 80 84 96 98 105 112 120 140 147 160 168 196 210 224 240 245 280 294 336 392 420 480 490 560 588 672 735 784 840 980 1120 1176 1470 1568 1680 1960 2352 2940 3360 3920 4704 5880 7840 11760 23520 129209 258418 387627 516836 646045 775254 904463 1033672 1292090 1550508 1808926 1938135 2067344 2584180 2713389 3101016 3617852 3876270 4134688 4522315 5168360 5426778 6202032 6331241 7235704 7752540 9044630 10336720 10853556 12404064 12662482 13566945 14471408 15505080 18089260 18993723 20673440 21707112 25324964 27133890 28942816 31010160 31656205 36178520 37987446 43414224 50649928 54267780 62020320 63312410 72357040 75974892 86828448 94968615 101299856 108535560 126624820 144714080 151949784 189937230 202599712 217071120 253249640 303899568 379874460 434142240 506499280 607799136 759748920 1012998560 1519497840 3038995680