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151041215 = 5132374831
BaseRepresentation
bin10010000000010…
…11010010111111
3101112012200121002
421000023102333
5302131304330
622553200515
73512554253
oct1100132277
9345180532
10151041215
1178293556
124270013b
13253a4b00
14160ba263
15d3d7e45
hex900b4bf

151041215 has 24 divisors (see below), whose sum is σ = 201610368. Its totient is φ = 108501120.

The previous prime is 151041173. The next prime is 151041217. The reversal of 151041215 is 512140151.

It is not a de Polignac number, because 151041215 - 212 = 151037119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151041217) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 28850 + ... + 33680.

It is an arithmetic number, because the mean of its divisors is an integer number (8400432).

Almost surely, 2151041215 is an apocalyptic number.

151041215 is a deficient number, since it is larger than the sum of its proper divisors (50569153).

151041215 is a wasteful number, since it uses less digits than its factorization.

151041215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4899 (or 4886 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 151041215 is about 12289.8826275925. The cubic root of 151041215 is about 532.5558465237. Note that the first 3 decimals are identical.

Adding to 151041215 its reverse (512140151), we get a palindrome (663181366).

The spelling of 151041215 in words is "one hundred fifty-one million, forty-one thousand, two hundred fifteen".

Divisors: 1 5 13 37 65 169 185 481 845 2405 4831 6253 24155 31265 62803 178747 314015 816439 893735 2323711 4082195 11618555 30208243 151041215