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117948960 = 2534519479
BaseRepresentation
bin1110000011111…
…00001000100000
322012221102120000
413001330020200
5220143331320
615412020000
72631356343
oct701741040
9265842500
10117948960
1160640888
1233601600
131b5894ac
141194445a
15a54cc90
hex707c220

117948960 has 240 divisors, whose sum is σ = 439084800. Its totient is φ = 29735424.

The previous prime is 117948959. The next prime is 117948967. The reversal of 117948960 is 69849711.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (117948967) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 246001 + ... + 246479.

It is an arithmetic number, because the mean of its divisors is an integer number (1829520).

Almost surely, 2117948960 is an apocalyptic number.

117948960 is a gapful number since it is divisible by the number (10) 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 117948960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219542400).

117948960 is an abundant number, since it is smaller than the sum of its proper divisors (321135840).

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

117948960 is a wasteful number, since it uses less digits than its factorization.

117948960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 117948960 is about 10860.4309306767. The cubic root of 117948960 is about 490.4160841770.

The spelling of 117948960 in words is "one hundred seventeen million, nine hundred forty-eight thousand, nine hundred sixty".