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127313952 = 25317181431
BaseRepresentation
bin1111001011010…
…10100000100000
322212120012220120
413211222200200
5230043021302
620344440240
73104102463
oct745524040
9285505816
10127313952
1165957947
1236779080
13204b7ccc
1412ca12da
15b29c9bc
hex796a820

127313952 has 96 divisors (see below), whose sum is σ = 356638464. Its totient is φ = 39628800.

The previous prime is 127313941. The next prime is 127313957. The reversal of 127313952 is 259313721.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (127313957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295177 + ... + 295607.

It is an arithmetic number, because the mean of its divisors is an integer number (3714984).

Almost surely, 2127313952 is an apocalyptic number.

127313952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 127313952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178319232).

127313952 is an abundant number, since it is smaller than the sum of its proper divisors (229324512).

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

127313952 is a wasteful number, since it uses less digits than its factorization.

127313952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642 (or 634 counting only the distinct ones).

The product of its digits is 11340, while the sum is 33.

The square root of 127313952 is about 11283.3484391824. The cubic root of 127313952 is about 503.0664249646.

It can be divided in two parts, 1273 and 13952, that added together give a triangular number (15225 = T174).

The spelling of 127313952 in words is "one hundred twenty-seven million, three hundred thirteen thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 68 96 102 136 181 204 272 362 408 431 543 544 724 816 862 1086 1293 1448 1632 1724 2172 2586 2896 3077 3448 4344 5172 5792 6154 6896 7327 8688 9231 10344 12308 13792 14654 17376 18462 20688 21981 24616 29308 36924 41376 43962 49232 58616 73848 78011 87924 98464 117232 147696 156022 175848 234033 234464 295392 312044 351696 468066 624088 703392 936132 1248176 1326187 1872264 2496352 2652374 3744528 3978561 5304748 7489056 7957122 10609496 15914244 21218992 31828488 42437984 63656976 127313952