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27063157160 = 23513371406609
BaseRepresentation
bin11001001101000101…
…110000000110101000
32120212002002211101002
4121031011300012220
5420411132012120
620233241214132
71645436016554
oct311505600650
976762084332
1027063157160
11105284a0596
1252b3491348
132723ac4880
14144a3a2864
15a85dad375
hex64d1701a8

27063157160 has 64 divisors (see below), whose sum is σ = 67348486800. Its totient is φ = 9722474496.

The previous prime is 27063157109. The next prime is 27063157169. The reversal of 27063157160 is 6175136072.

It can be written as a sum of positive squares in 8 ways, for example, as 17380203556 + 9682953604 = 131834^2 + 98402^2 .

It is not an unprimeable number, because it can be changed into a prime (27063157169) 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, 684065 + ... + 722544.

Almost surely, 227063157160 is an apocalyptic number.

27063157160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27063157160 is an abundant number, since it is smaller than the sum of its proper divisors (40285329640).

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

27063157160 is a wasteful number, since it uses less digits than its factorization.

27063157160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406670 (or 1406666 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 38.

The spelling of 27063157160 in words is "twenty-seven billion, sixty-three million, one hundred fifty-seven thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 13 20 26 37 40 52 65 74 104 130 148 185 260 296 370 481 520 740 962 1480 1924 2405 3848 4810 9620 19240 1406609 2813218 5626436 7033045 11252872 14066090 18285917 28132180 36571834 52044533 56264360 73143668 91429585 104089066 146287336 182859170 208178132 260222665 365718340 416356264 520445330 676578929 731436680 1040890660 1353157858 2081781320 2706315716 3382894645 5412631432 6765789290 13531578580 27063157160