Search a number
-
+
70047150 = 2352736397
BaseRepresentation
bin1000010110011…
…01010110101110
311212210202121220
410023031112232
5120413002100
610541204210
71510251045
oct413152656
9155722556
1070047150
11365a3508
121b560666
1311687124
14943555c
156239aa0
hex42cd5ae

70047150 has 48 divisors (see below), whose sum is σ = 176124144. Its totient is φ = 18420480.

The previous prime is 70047127. The next prime is 70047169. The reversal of 70047150 is 5174007.

It is a self number, because there is not a number n which added to its sum of digits gives 70047150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7752 + ... + 14148.

It is an arithmetic number, because the mean of its divisors is an integer number (3669253).

Almost surely, 270047150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70047150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88062072).

70047150 is an abundant number, since it is smaller than the sum of its proper divisors (106076994).

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

70047150 is a wasteful number, since it uses less digits than its factorization.

70047150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6485 (or 6480 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 70047150 is about 8369.4175424578. The cubic root of 70047150 is about 412.2210418804.

The spelling of 70047150 in words is "seventy million, forty-seven thousand, one hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 73 75 146 150 219 365 438 730 1095 1825 2190 3650 5475 6397 10950 12794 19191 31985 38382 63970 95955 159925 191910 319850 466981 479775 933962 959550 1400943 2334905 2801886 4669810 7004715 11674525 14009430 23349050 35023575 70047150