Search a number
-
+
1470622230 = 2345711171973
BaseRepresentation
bin101011110100111…
…1110101000010110
310210111020100110000
41113221332220112
511002434402410
6401532312130
751305040240
oct12751765026
93714210400
101470622230
11695145280
12350612646
131a58a758c
14dd457090
1589194dc0
hex57a7ea16

1470622230 has 640 divisors, whose sum is σ = 5570104320. Its totient is φ = 268738560.

The previous prime is 1470622229. The next prime is 1470622243. The reversal of 1470622230 is 322260741.

1470622230 is a `hidden beast` number, since 1 + 4 + 7 + 0 + 622 + 2 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1470622194 and 1470622203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 20145474 + ... + 20145546.

It is an arithmetic number, because the mean of its divisors is an integer number (8703288).

Almost surely, 21470622230 is an apocalyptic number.

1470622230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1470622230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2785052160).

1470622230 is an abundant number, since it is smaller than the sum of its proper divisors (4099482090).

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

1470622230 is a wasteful number, since it uses less digits than its factorization.

1470622230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 1470622230 is about 38348.6926765437. The cubic root of 1470622230 is about 1137.1917722212.

Adding to 1470622230 its reverse (322260741), we get a palindrome (1792882971).

The spelling of 1470622230 in words is "one billion, four hundred seventy million, six hundred twenty-two thousand, two hundred thirty".