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47451093030 = 233511139114941
BaseRepresentation
bin101100001100010011…
…100011100000100110
311112110221121021121000
4230030103203200212
51234134434434110
633444305334130
73266611431045
oct541423434046
9145427537530
1047451093030
111913a9a5570
129243337346
134622978853
142421dcc55c
15137ac081c0
hexb0c4e3826

47451093030 has 128 divisors (see below), whose sum is σ = 139033843200. Its totient is φ = 11420438400.

The previous prime is 47451093017. The next prime is 47451093037. The reversal of 47451093030 is 3039015474.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47451093037) 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, 355360 + ... + 470300.

It is an arithmetic number, because the mean of its divisors is an integer number (1086201900).

Almost surely, 247451093030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47451093030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69516921600).

47451093030 is an abundant number, since it is smaller than the sum of its proper divisors (91582750170).

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

47451093030 is a wasteful number, since it uses less digits than its factorization.

47451093030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115107 (or 115101 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 47451093030 in words is "forty-seven billion, four hundred fifty-one million, ninety-three thousand, thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 90 99 110 135 139 165 198 270 278 297 330 417 495 594 695 834 990 1251 1390 1485 1529 2085 2502 2970 3058 3753 4170 4587 6255 7506 7645 9174 12510 13761 15290 18765 22935 27522 37530 41283 45870 68805 82566 114941 137610 206415 229882 344823 412830 574705 689646 1034469 1149410 1264351 1724115 2068938 2528702 3103407 3448230 3793053 5172345 6206814 6321755 7586106 10344690 11379159 12643510 15517035 15976799 18965265 22758318 31034070 31953598 34137477 37930530 47930397 56895795 68274954 79883995 95860794 113791590 143791191 159767990 170687385 175744789 239651985 287582382 341374770 351489578 431373573 479303970 527234367 718955955 862747146 878723945 1054468734 1437911910 1581703101 1757447890 2156867865 2636171835 3163406202 4313735730 4745109303 5272343670 7908515505 9490218606 15817031010 23725546515 47451093030