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70960 = 245887
BaseRepresentation
bin10001010100110000
310121100011
4101110300
54232320
61304304
7413611
oct212460
9117304
1070960
114934a
1235094
13263b6
141bc08
151605a
hex11530

70960 has 20 divisors (see below), whose sum is σ = 165168. Its totient is φ = 28352.

The previous prime is 70957. The next prime is 70969. The reversal of 70960 is 6907.

70960 = T216 + T217 + T218.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (70969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364 + ... + 523.

270960 is an apocalyptic number.

70960 is the 218-th centered triangular number.

It is an amenable number.

70960 is an abundant number, since it is smaller than the sum of its proper divisors (94208).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82584).

70960 is a wasteful number, since it uses less digits than its factorization.

70960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 70960 is about 266.3831826524. The cubic root of 70960 is about 41.4003998499.

The spelling of 70960 in words is "seventy thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 887 1774 3548 4435 7096 8870 14192 17740 35480 70960