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153135330 = 23512740193
BaseRepresentation
bin10010010000010…
…10100011100010
3101200011002011220
421020022203202
5303200312310
623110115510
73536425455
oct1110124342
9350132156
10153135330
1179493927
124334bb96
132595902a
14164a349c
15d69d670
hex920a8e2

153135330 has 32 divisors (see below), whose sum is σ = 370427904. Its totient is φ = 40513536.

The previous prime is 153135313. The next prime is 153135331. The reversal of 153135330 is 33531351.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 153135330.

It is not an unprimeable number, because it can be changed into a prime (153135331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16287 + ... + 23906.

It is an arithmetic number, because the mean of its divisors is an integer number (11575872).

Almost surely, 2153135330 is an apocalyptic number.

153135330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153135330 is an abundant number, since it is smaller than the sum of its proper divisors (217292574).

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

153135330 is a wasteful number, since it uses less digits than its factorization.

153135330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40330.

The product of its (nonzero) digits is 2025, while the sum is 24.

The square root of 153135330 is about 12374.7860587567. The cubic root of 153135330 is about 535.0057704563.

Adding to 153135330 its reverse (33531351), we get a palindrome (186666681).

The spelling of 153135330 in words is "one hundred fifty-three million, one hundred thirty-five thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 127 254 381 635 762 1270 1905 3810 40193 80386 120579 200965 241158 401930 602895 1205790 5104511 10209022 15313533 25522555 30627066 51045110 76567665 153135330