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152502430 = 2597157219
BaseRepresentation
bin10010001011100…
…00000010011110
3101121221221000011
421011300002132
5303020034210
623044353434
73531151333
oct1105600236
9347857004
10152502430
11790a1373
12430a587a
1325796c32
141637a98a
15d5c5d8a
hex917009e

152502430 has 16 divisors (see below), whose sum is σ = 277336080. Its totient is φ = 60371712.

The previous prime is 152502409. The next prime is 152502437. The reversal of 152502430 is 34205251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152502437) 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, 77640 + ... + 79579.

It is an arithmetic number, because the mean of its divisors is an integer number (17333505).

Almost surely, 2152502430 is an apocalyptic number.

152502430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152502430 is a deficient number, since it is larger than the sum of its proper divisors (124833650).

152502430 is a wasteful number, since it uses less digits than its factorization.

152502430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157323.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 152502430 is about 12349.1874226607. The cubic root of 152502430 is about 534.2677027941.

Adding to 152502430 its reverse (34205251), we get a palindrome (186707681).

The spelling of 152502430 in words is "one hundred fifty-two million, five hundred two thousand, four hundred thirty".

Divisors: 1 2 5 10 97 194 485 970 157219 314438 786095 1572190 15250243 30500486 76251215 152502430