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151344620 = 22572937277
BaseRepresentation
bin10010000010101…
…01010111101100
3101112210002210022
421001111113230
5302221011440
623003501312
73515256650
oct1101252754
9345702708
10151344620
11784804a9
1242827838
132547cc3b
1416158a60
15d447cb5
hex90555ec

151344620 has 48 divisors (see below), whose sum is σ = 375762240. Its totient is φ = 50098944.

The previous prime is 151344619. The next prime is 151344631. The reversal of 151344620 is 26443151.

151344620 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 151344620.

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 15 ways as a sum of consecutive naturals, for example, 14579 + ... + 22698.

It is an arithmetic number, because the mean of its divisors is an integer number (7828380).

Almost surely, 2151344620 is an apocalyptic number.

151344620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151344620 is an abundant number, since it is smaller than the sum of its proper divisors (224417620).

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

151344620 is a wasteful number, since it uses less digits than its factorization.

151344620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37322 (or 37320 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 151344620 is about 12302.2201248393. The cubic root of 151344620 is about 532.9121996676.

Adding to 151344620 its reverse (26443151), we get a palindrome (177787771).

The spelling of 151344620 in words is "one hundred fifty-one million, three hundred forty-four thousand, six hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 29 35 58 70 116 140 145 203 290 406 580 812 1015 2030 4060 37277 74554 149108 186385 260939 372770 521878 745540 1043756 1081033 1304695 2162066 2609390 4324132 5218780 5405165 7567231 10810330 15134462 21620660 30268924 37836155 75672310 151344620