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154322154030 = 23511736406067
BaseRepresentation
bin1000111110111001010…
…0010011001000101110
3112202022222100200120110
42033232110103020232
510012022432412110
6154521123200450
714102150444262
oct2175624231056
9482288320513
10154322154030
115a4a1918480
1225aaa216126
1311724b57655
14767d8040a2
15403328ca20
hex23ee51322e

154322154030 has 64 divisors (see below), whose sum is σ = 409578363648. Its totient is φ = 36898940160.

The previous prime is 154322153911. The next prime is 154322154037. The reversal of 154322154030 is 30451223451.

154322154030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154322154037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3178944 + ... + 3227123.

It is an arithmetic number, because the mean of its divisors is an integer number (6399661932).

Almost surely, 2154322154030 is an apocalyptic number.

154322154030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

154322154030 is an abundant number, since it is smaller than the sum of its proper divisors (255256209618).

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

154322154030 is a wasteful number, since it uses less digits than its factorization.

154322154030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6406161.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 154322154030 its reverse (30451223451), we get a palindrome (184773377481).

The spelling of 154322154030 in words is "one hundred fifty-four billion, three hundred twenty-two million, one hundred fifty-four thousand, thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 73 110 146 165 219 330 365 438 730 803 1095 1606 2190 2409 4015 4818 8030 12045 24090 6406067 12812134 19218201 32030335 38436402 64060670 70466737 96091005 140933474 192182010 211400211 352333685 422800422 467642891 704667370 935285782 1057001055 1402928673 2114002110 2338214455 2805857346 4676428910 5144071801 7014643365 10288143602 14029286730 15432215403 25720359005 30864430806 51440718010 77161077015 154322154030