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152323430 = 2572176049
BaseRepresentation
bin10010001010001…
…00010101100110
3101121121211110112
421011010111212
5302443322210
623040453022
73526504430
oct1105042546
9347554415
10152323430
1178a89936
124301a172
132573360c
1416331650
15d58cd05
hex9144566

152323430 has 16 divisors (see below), whose sum is σ = 313351200. Its totient is φ = 52225152.

The previous prime is 152323403. The next prime is 152323439. The reversal of 152323430 is 34323251.

It is a junction number, because it is equal to n+sod(n) for n = 152323396 and 152323405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152323439) 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 7 ways as a sum of consecutive naturals, for example, 1087955 + ... + 1088094.

It is an arithmetic number, because the mean of its divisors is an integer number (19584450).

Almost surely, 2152323430 is an apocalyptic number.

152323430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152323430 is an abundant number, since it is smaller than the sum of its proper divisors (161027770).

152323430 is a wasteful number, since it uses less digits than its factorization.

152323430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176063.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 152323430 is about 12341.9378543242. The cubic root of 152323430 is about 534.0585883993.

Adding to 152323430 its reverse (34323251), we get a palindrome (186646681).

The spelling of 152323430 in words is "one hundred fifty-two million, three hundred twenty-three thousand, four hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 2176049 4352098 10880245 15232343 21760490 30464686 76161715 152323430