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140015150 = 25211223143
BaseRepresentation
bin10000101100001…
…11011000101110
3100202110111200022
420112013120232
5241320441100
621521002142
73320052302
oct1026073056
9322414608
10140015150
1172042500
123aa83352
1323014202
1414849d02
15c45ae85
hex858762e

140015150 has 36 divisors (see below), whose sum is σ = 286268136. Its totient is φ = 50912400.

The previous prime is 140015149. The next prime is 140015243. The reversal of 140015150 is 51510041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5522 + ... + 17621.

Almost surely, 2140015150 is an apocalyptic number.

140015150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140015150 is an abundant number, since it is smaller than the sum of its proper divisors (146252986).

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

140015150 is a wasteful number, since it uses less digits than its factorization.

140015150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23177 (or 23161 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 140015150 is about 11832.7997532283. The cubic root of 140015150 is about 519.2681395775.

Adding to 140015150 its reverse (51510041), we get a palindrome (191525191).

The spelling of 140015150 in words is "one hundred forty million, fifteen thousand, one hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 121 242 275 550 605 1210 3025 6050 23143 46286 115715 231430 254573 509146 578575 1157150 1272865 2545730 2800303 5600606 6364325 12728650 14001515 28003030 70007575 140015150