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5157948548680 = 235811387741011
BaseRepresentation
bin100101100001110110110…
…1100001110011001001000
3200021002120022011202020121
41023003231230032121020
51134001434312024210
614545310122033024
71041435526162534
oct113035554163110
920232508152217
105157948548680
111709523540a04
126b378a648774
132b5514310965
1413b908a4abc4
158e2840366da
hex4b0edb0e648

5157948548680 has 64 divisors (see below), whose sum is σ = 11622974690880. Its totient is φ = 2060053689600.

The previous prime is 5157948548677. The next prime is 5157948548689. The reversal of 5157948548680 is 868458497515.

It is not an unprimeable number, because it can be changed into a prime (5157948548689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125749375 + ... + 125790385.

It is an arithmetic number, because the mean of its divisors is an integer number (181608979545).

Almost surely, 25157948548680 is an apocalyptic number.

It is an amenable number.

5157948548680 is an abundant number, since it is smaller than the sum of its proper divisors (6465026142200).

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

5157948548680 is a wasteful number, since it uses less digits than its factorization.

5157948548680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45710 (or 45706 counting only the distinct ones).

The product of its (nonzero) digits is 387072000, while the sum is 70.

The spelling of 5157948548680 in words is "five trillion, one hundred fifty-seven billion, nine hundred forty-eight million, five hundred forty-eight thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 811 1622 3244 3877 4055 6488 7754 8110 15508 16220 19385 31016 32440 38770 41011 77540 82022 155080 164044 205055 328088 410110 820220 1640440 3144247 6288494 12576988 15721235 25153976 31442470 33259921 62884940 66519842 125769880 133039684 158999647 166299605 266079368 317999294 332599210 635998588 665198420 794998235 1271997176 1330396840 1589996470 3179992940 6359985880 128948713717 257897427434 515794854868 644743568585 1031589709736 1289487137170 2578974274340 5157948548680