Search a number
-
+
70959028 = 22741113547
BaseRepresentation
bin1000011101010…
…11111110110100
311221112002111011
410032223332310
5121131142103
611012522004
71521066430
oct416537664
9157462434
1070959028
1137066628
121b920304
13119161ba
1495d19c0
156369d6d
hex43abfb4

70959028 has 48 divisors (see below), whose sum is σ = 146934144. Its totient is φ = 29352960.

The previous prime is 70959023. The next prime is 70959061. The reversal of 70959028 is 82095907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70959023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129451 + ... + 129997.

It is an arithmetic number, because the mean of its divisors is an integer number (3061128).

Almost surely, 270959028 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 70959028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73467072).

70959028 is an abundant number, since it is smaller than the sum of its proper divisors (75975116).

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

70959028 is a wasteful number, since it uses less digits than its factorization.

70959028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 70959028 is about 8423.7181814208. The cubic root of 70959028 is about 414.0021081676.

The spelling of 70959028 in words is "seventy million, nine hundred fifty-nine thousand, twenty-eight".

Divisors: 1 2 4 7 14 28 41 82 113 164 226 287 452 547 574 791 1094 1148 1582 2188 3164 3829 4633 7658 9266 15316 18532 22427 32431 44854 61811 64862 89708 123622 129724 156989 247244 313978 432677 627956 865354 1730708 2534251 5068502 10137004 17739757 35479514 70959028