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127760140 = 225107227263
BaseRepresentation
bin1111001110101…
…11011100001100
322220101212222001
413213113130030
5230201311030
620402202044
73110641354
oct747273414
9286355861
10127760140
11661320a2
1236953324
1320613121
1412d79b64
15b339cca
hex79d770c

127760140 has 48 divisors (see below), whose sum is σ = 273030912. Its totient is φ = 50211776.

The previous prime is 127760137. The next prime is 127760153. The reversal of 127760140 is 41067721.

It is a junction number, because it is equal to n+sod(n) for n = 127760099 and 127760108.

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, 485649 + ... + 485911.

It is an arithmetic number, because the mean of its divisors is an integer number (5688144).

Almost surely, 2127760140 is an apocalyptic number.

127760140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127760140 is an abundant number, since it is smaller than the sum of its proper divisors (145270772).

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

127760140 is a wasteful number, since it uses less digits than its factorization.

127760140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606 (or 604 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 127760140 is about 11303.1031137471. The cubic root of 127760140 is about 503.6534265959.

The spelling of 127760140 in words is "one hundred twenty-seven million, seven hundred sixty thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 107 214 227 263 428 454 526 535 908 1052 1070 1135 1315 2140 2270 2630 4540 5260 24289 28141 48578 56282 59701 97156 112564 119402 121445 140705 238804 242890 281410 298505 485780 562820 597010 1194020 6388007 12776014 25552028 31940035 63880070 127760140