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150721086 = 2377332497
BaseRepresentation
bin10001111101111…
…01001000111110
3101111121102110110
420332331020332
5302041033321
622542250450
73510052035
oct1076751076
9344542413
10150721086
1178094a8a
1242586a26
13252c2199
141603571c
15d373176
hex8fbd23e

150721086 has 16 divisors (see below), whose sum is σ = 301841424. Its totient is φ = 50173824.

The previous prime is 150721079. The next prime is 150721117. The reversal of 150721086 is 680127051.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11611 + ... + 20886.

It is an arithmetic number, because the mean of its divisors is an integer number (18865089).

Almost surely, 2150721086 is an apocalyptic number.

150721086 is an abundant number, since it is smaller than the sum of its proper divisors (151120338).

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

150721086 is a wasteful number, since it uses less digits than its factorization.

150721086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33275.

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 150721086 is about 12276.8516322386. The cubic root of 150721086 is about 532.1793330440.

The spelling of 150721086 in words is "one hundred fifty million, seven hundred twenty-one thousand, eighty-six".

Divisors: 1 2 3 6 773 1546 2319 4638 32497 64994 97491 194982 25120181 50240362 75360543 150721086