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150206620 = 22512316101
BaseRepresentation
bin10001111001111…
…11100010011100
3101110122021202011
420330333202130
5301423102440
622523241004
73502510114
oct1074774234
9343567664
10150206620
1177873503
1242379164
1325171c75
1415d40044
15d2c09ea
hex8f3f89c

150206620 has 24 divisors (see below), whose sum is σ = 315741888. Its totient is φ = 60024000.

The previous prime is 150206603. The next prime is 150206633. The reversal of 150206620 is 26602051.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 150206591 and 150206600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21570 + ... + 27670.

It is an arithmetic number, because the mean of its divisors is an integer number (13155912).

Almost surely, 2150206620 is an apocalyptic number.

150206620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150206620 is an abundant number, since it is smaller than the sum of its proper divisors (165535268).

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

150206620 is a wasteful number, since it uses less digits than its factorization.

150206620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7341 (or 7339 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 150206620 is about 12255.8810372817. The cubic root of 150206620 is about 531.5731354529.

Adding to 150206620 its reverse (26602051), we get a palindrome (176808671).

The spelling of 150206620 in words is "one hundred fifty million, two hundred six thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 1231 2462 4924 6101 6155 12202 12310 24404 24620 30505 61010 122020 7510331 15020662 30041324 37551655 75103310 150206620