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70460 = 22513271
BaseRepresentation
bin10001001100111100
310120122122
4101030330
54223320
61302112
7412265
oct211474
9116578
1070460
1148a35
1234938
13260c0
141b96c
1515d25
hex1133c

70460 has 24 divisors (see below), whose sum is σ = 159936. Its totient is φ = 25920.

The previous prime is 70459. The next prime is 70481. The reversal of 70460 is 6407.

It is a super-2 number, since 2×704602 = 9929223200, which contains 22 as substring.

It is an Ulam number.

It is a plaindrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 70460.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125 + ... + 395.

It is an arithmetic number, because the mean of its divisors is an integer number (6664).

270460 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79968).

70460 is an abundant number, since it is smaller than the sum of its proper divisors (89476).

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

70460 is a wasteful number, since it uses less digits than its factorization.

70460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 70460 is about 265.4430259020. The cubic root of 70460 is about 41.3029317432.

Adding to 70460 its reverse (6407), we get a palindrome (76867).

The spelling of 70460 in words is "seventy thousand, four hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 271 542 1084 1355 2710 3523 5420 7046 14092 17615 35230 70460