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151828145 = 5719229997
BaseRepresentation
bin10010000110010…
…11011010110001
3101120200200001122
421003023122301
5302332000040
623022112025
73522342440
oct1103133261
9346620048
10151828145
1178780807
1242a1b615
13255bc051
1416242d57
15d4e11b5
hex90cb6b1

151828145 has 32 divisors (see below), whose sum is σ = 220358400. Its totient is φ = 98102016.

The previous prime is 151828133. The next prime is 151828163. The reversal of 151828145 is 541828151.

It is not a de Polignac number, because 151828145 - 26 = 151828081 is a prime.

It is a super-2 number, since 2×1518281452 = 46103571228282050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

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 31 ways as a sum of consecutive naturals, for example, 151787 + ... + 152783.

It is an arithmetic number, because the mean of its divisors is an integer number (6886200).

Almost surely, 2151828145 is an apocalyptic number.

It is an amenable number.

151828145 is a deficient number, since it is larger than the sum of its proper divisors (68530255).

151828145 is a wasteful number, since it uses less digits than its factorization.

151828145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257.

The product of its digits is 12800, while the sum is 35.

The square root of 151828145 is about 12321.8563942289. The cubic root of 151828145 is about 533.4791231213.

The spelling of 151828145 in words is "one hundred fifty-one million, eight hundred twenty-eight thousand, one hundred forty-five".

Divisors: 1 5 7 19 35 95 133 229 665 997 1145 1603 4351 4985 6979 8015 18943 21755 30457 34895 94715 132601 152285 228313 663005 1141565 1598191 4337947 7990955 21689735 30365629 151828145