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153522230 = 25293117077
BaseRepresentation
bin10010010011010…
…01000000110110
3101200212201220112
421021221000312
5303300202410
623122303022
73542626451
oct1111510066
9350781815
10153522230
1179728584
12434b7a72
1325a63174
1416564498
15d728105
hex9269036

153522230 has 32 divisors (see below), whose sum is σ = 295107840. Its totient is φ = 57375360.

The previous prime is 153522211. The next prime is 153522233. The reversal of 153522230 is 32225351.

It is a junction number, because it is equal to n+sod(n) for n = 153522196 and 153522205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153522233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452 + ... + 17528.

It is an arithmetic number, because the mean of its divisors is an integer number (9222120).

Almost surely, 2153522230 is an apocalyptic number.

153522230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153522230 is a deficient number, since it is larger than the sum of its proper divisors (141585610).

153522230 is a wasteful number, since it uses less digits than its factorization.

153522230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17144.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 153522230 is about 12390.4087906735. The cubic root of 153522230 is about 535.4559597366.

Adding to 153522230 its reverse (32225351), we get a palindrome (185747581).

The spelling of 153522230 in words is "one hundred fifty-three million, five hundred twenty-two thousand, two hundred thirty".

Divisors: 1 2 5 10 29 31 58 62 145 155 290 310 899 1798 4495 8990 17077 34154 85385 170770 495233 529387 990466 1058774 2476165 2646935 4952330 5293870 15352223 30704446 76761115 153522230