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368938141540 = 225174325235167
BaseRepresentation
bin1010101111001100110…
…11010100011101100100
31022021021221012110122121
411113212123110131210
522021041131012130
6441253212435324
735440426313623
oct5274633243544
91267257173577
10368938141540
11132513a653a1
125b604778b44
1328a3828b237
1413bdcb076ba
1598e496ed7a
hex55e66d4764

368938141540 has 48 divisors (see below), whose sum is σ = 839422628352. Its totient is φ = 135664252416.

The previous prime is 368938141529. The next prime is 368938141567. The reversal of 368938141540 is 45141839863.

It is a super-2 number, since 2×3689381415402 (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12602964 + ... + 12632203.

It is an arithmetic number, because the mean of its divisors is an integer number (17487971424).

Almost surely, 2368938141540 is an apocalyptic number.

It is an amenable number.

368938141540 is an abundant number, since it is smaller than the sum of its proper divisors (470484486812).

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

368938141540 is a wasteful number, since it uses less digits than its factorization.

368938141540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25235236 (or 25235234 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 52.

The spelling of 368938141540 in words is "three hundred sixty-eight billion, nine hundred thirty-eight million, one hundred forty-one thousand, five hundred forty".

Divisors: 1 2 4 5 10 17 20 34 43 68 85 86 170 172 215 340 430 731 860 1462 2924 3655 7310 14620 25235167 50470334 100940668 126175835 252351670 428997839 504703340 857995678 1085112181 1715991356 2144989195 2170224362 4289978390 4340448724 5425560905 8579956780 10851121810 18446907077 21702243620 36893814154 73787628308 92234535385 184469070770 368938141540