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4048808000040 = 2332561184371949
BaseRepresentation
bin111010111010101111110…
…000110011101000101000
3112100001200101120000000100
4322322233300303220220
51012313424322000130
612335555142505400
7565342144110246
oct72725760635050
915301611500010
104048808000040
1113210a9622491
12554829735260
13234a5491542b
14ddd6b623796
15704bad94c60
hex3aeafc33a28

4048808000040 has 96 divisors (see below), whose sum is σ = 13374341253000. Its totient is φ = 1061982420480.

The previous prime is 4048808000011. The next prime is 4048808000047. The reversal of 4048808000040 is 400008088404.

It can be written as a sum of positive squares in 4 ways, for example, as 1239557129316 + 2809250870724 = 1113354^2 + 1676082^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4048807999959 and 4048808000004.

It is not an unprimeable number, because it can be changed into a prime (4048808000047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92164015 + ... + 92207934.

Almost surely, 24048808000040 is an apocalyptic number.

4048808000040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4048808000040 is an abundant number, since it is smaller than the sum of its proper divisors (9325533252960).

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

4048808000040 is a wasteful number, since it uses less digits than its factorization.

4048808000040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184372027 (or 184372020 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 36.

The spelling of 4048808000040 in words is "four trillion, forty-eight billion, eight hundred eight million, forty", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 61 72 90 120 122 180 183 244 305 360 366 488 549 610 732 915 1098 1220 1464 1830 2196 2440 2745 3660 4392 5490 7320 10980 21960 184371949 368743898 553115847 737487796 921859745 1106231694 1474975592 1659347541 1843719490 2212463388 2765579235 3318695082 3687438980 4424926776 5531158470 6637390164 7374877960 8296737705 11062316940 11246688889 13274780328 16593475410 22124633880 22493377778 33186950820 33740066667 44986755556 56233444445 66373901640 67480133334 89973511112 101220200001 112466888890 134960266668 168700333335 202440400002 224933777780 269920533336 337400666670 404880800004 449867555560 506101000005 674801333340 809761600008 1012202000010 1349602666680 2024404000020 4048808000040