Search a number
-
+
70059912 = 23313431521
BaseRepresentation
bin1000010110100…
…00011110001000
311212211102010120
410023100132020
5120413404122
610541343240
71510333206
oct413203610
9155742116
1070059912
113660205a
121b567b20
131168cb90
14943a076
15623d75c
hex42d0788

70059912 has 64 divisors (see below), whose sum is σ = 189423360. Its totient is φ = 21465600.

The previous prime is 70059893. The next prime is 70059919. The reversal of 70059912 is 21995007.

It is not an unprimeable number, because it can be changed into a prime (70059919) 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, 134212 + ... + 134732.

It is an arithmetic number, because the mean of its divisors is an integer number (2959740).

Almost surely, 270059912 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 70059912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94711680).

70059912 is an abundant number, since it is smaller than the sum of its proper divisors (119363448).

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

70059912 is a wasteful number, since it uses less digits than its factorization.

70059912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 70059912 is about 8370.1799263815. The cubic root of 70059912 is about 412.2460747594.

The spelling of 70059912 in words is "seventy million, fifty-nine thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 431 521 862 1042 1293 1563 1724 2084 2586 3126 3448 4168 5172 5603 6252 6773 10344 11206 12504 13546 16809 20319 22412 27092 33618 40638 44824 54184 67236 81276 134472 162552 224551 449102 673653 898204 1347306 1796408 2694612 2919163 5389224 5838326 8757489 11676652 17514978 23353304 35029956 70059912