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150827684 = 2272411372
BaseRepresentation
bin10001111110101…
…11001010100100
3101111210211200112
420333113022210
5302102441214
622544432152
73511004600
oct1077271244
9344724615
10150827684
1178158087
1242618658
132532b867
1416062500
15d394a3e
hex8fd72a4

150827684 has 54 divisors (see below), whose sum is σ = 316843506. Its totient is φ = 62603520.

The previous prime is 150827671. The next prime is 150827701. The reversal of 150827684 is 486728051.

It can be written as a sum of positive squares in 3 ways, for example, as 5866084 + 144961600 = 2422^2 + 12040^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1100864 + ... + 1101000.

Almost surely, 2150827684 is an apocalyptic number.

150827684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150827684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158421753).

150827684 is an abundant number, since it is smaller than the sum of its proper divisors (166015822).

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

150827684 is a wasteful number, since it uses less digits than its factorization.

150827684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 150827684 is about 12281.1922873962. The cubic root of 150827684 is about 532.3047653581.

Multiplying 150827684 by its sum of digits (41), we get a square (6183935044 = 786382).

150827684 divided by its sum of digits (41) gives a square (3678724 = 19182).

It can be divided in two parts, 1508 and 27684, that added together give a palindrome (29192).

The spelling of 150827684 in words is "one hundred fifty million, eight hundred twenty-seven thousand, six hundred eighty-four".

Divisors: 1 2 4 7 14 28 41 49 82 98 137 164 196 274 287 548 574 959 1148 1918 2009 3836 4018 5617 6713 8036 11234 13426 18769 22468 26852 37538 39319 75076 78638 131383 157276 262766 275233 525532 550466 769529 919681 1100932 1539058 1839362 3078116 3678724 5386703 10773406 21546812 37706921 75413842 150827684