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153140223 = 3592813079
BaseRepresentation
bin10010010000010…
…11101111111111
3101200011022220010
421020023233333
5303200441343
623110154303
73536445645
oct1110135777
9350138803
10153140223
1179497575
1243352993
132595b322
14164a5195
15d69ed33
hex920bbff

153140223 has 16 divisors (see below), whose sum is σ = 208454400. Its totient is φ = 99973440.

The previous prime is 153140201. The next prime is 153140231. The reversal of 153140223 is 322041351.

It is not a de Polignac number, because 153140223 - 216 = 153074687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 153140223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153140023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48198 + ... + 51276.

It is an arithmetic number, because the mean of its divisors is an integer number (13028400).

Almost surely, 2153140223 is an apocalyptic number.

153140223 is a deficient number, since it is larger than the sum of its proper divisors (55314177).

153140223 is a wasteful number, since it uses less digits than its factorization.

153140223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 153140223 is about 12374.9837575651. The cubic root of 153140223 is about 535.0114685869.

Adding to 153140223 its reverse (322041351), we get a palindrome (475181574).

The spelling of 153140223 in words is "one hundred fifty-three million, one hundred forty thousand, two hundred twenty-three".

Divisors: 1 3 59 177 281 843 3079 9237 16579 49737 181661 544983 865199 2595597 51046741 153140223