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38111010120 = 23325234602779
BaseRepresentation
bin100011011111100101…
…111101110101001000
310122101000120220112100
4203133211331311020
51111022404310440
625301415113400
72516266145451
oct433745756510
9118330526470
1038111010120
1115187742a87
127477372860
133794905281
141bb776c128
15ed0c51230
hex8df97dd48

38111010120 has 96 divisors (see below), whose sum is σ = 129246062400. Its totient is φ = 9721067136.

The previous prime is 38111010107. The next prime is 38111010163. The reversal of 38111010120 is 2101011183.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 38111010093 and 38111010102.

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, 2293110 + ... + 2309669.

It is an arithmetic number, because the mean of its divisors is an integer number (1346313150).

Almost surely, 238111010120 is an apocalyptic number.

38111010120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38111010120 is an abundant number, since it is smaller than the sum of its proper divisors (91135052280).

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

38111010120 is a wasteful number, since it uses less digits than its factorization.

38111010120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4602819 (or 4602812 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

The spelling of 38111010120 in words is "thirty-eight billion, one hundred eleven million, ten thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 30 36 40 45 46 60 69 72 90 92 115 120 138 180 184 207 230 276 345 360 414 460 552 690 828 920 1035 1380 1656 2070 2760 4140 8280 4602779 9205558 13808337 18411116 23013895 27616674 36822232 41425011 46027790 55233348 69041685 82850022 92055580 105863917 110466696 138083370 165700044 184111160 207125055 211727834 276166740 317591751 331400088 414250110 423455668 529319585 552333480 635183502 828500220 846911336 952775253 1058639170 1270367004 1587958755 1657000440 1905550506 2117278340 2540734008 3175917510 3811101012 4234556680 4763876265 6351835020 7622202024 9527752530 12703670040 19055505060 38111010120