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150665652 = 223241102077
BaseRepresentation
bin10001111101011…
…11100110110100
3101111111121102100
420332233212310
5302032300102
622541142100
73506431314
oct1076574664
9344447370
10150665652
1178057375
124255a930
13252a2b97
141601d444
15d361a1c
hex8faf9b4

150665652 has 36 divisors (see below), whose sum is σ = 390142116. Its totient is φ = 48996480.

The previous prime is 150665651. The next prime is 150665659. The reversal of 150665652 is 256566051.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 64064016 + 86601636 = 8004^2 + 9306^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150665651) 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 11 ways as a sum of consecutive naturals, for example, 49563 + ... + 52514.

It is an arithmetic number, because the mean of its divisors is an integer number (10837281).

Almost surely, 2150665652 is an apocalyptic number.

150665652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

150665652 is an abundant number, since it is smaller than the sum of its proper divisors (239476464).

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

150665652 is a wasteful number, since it uses less digits than its factorization.

150665652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102128 (or 102123 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 150665652 is about 12274.5937610986. The cubic root of 150665652 is about 532.1140812879.

The spelling of 150665652 in words is "one hundred fifty million, six hundred sixty-five thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 41 82 123 164 246 369 492 738 1476 102077 204154 306231 408308 612462 918693 1224924 1837386 3674772 4185157 8370314 12555471 16740628 25110942 37666413 50221884 75332826 150665652