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145166136 = 23317933791
BaseRepresentation
bin10001010011100…
…00111100111000
3101010011012111120
420221300330320
5244130304021
622223225240
73411614613
oct1051607470
9333135446
10145166136
1174a40515
1240748220
13240c892b
14153cb17a
15cb272c6
hex8a70f38

145166136 has 32 divisors (see below), whose sum is σ = 364953600. Its totient is φ = 48116960.

The previous prime is 145166129. The next prime is 145166143. The reversal of 145166136 is 631661541.

It is an interprime number because it is at equal distance from previous prime (145166129) and next prime (145166143).

It is a junction number, because it is equal to n+sod(n) for n = 145166097 and 145166106.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 12600 + ... + 21191.

It is an arithmetic number, because the mean of its divisors is an integer number (11404800).

Almost surely, 2145166136 is an apocalyptic number.

It is an amenable number.

145166136 is an abundant number, since it is smaller than the sum of its proper divisors (219787464).

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

145166136 is a wasteful number, since it uses less digits than its factorization.

145166136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33979 (or 33975 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 145166136 is about 12048.4910258505. The cubic root of 145166136 is about 525.5593566611.

The spelling of 145166136 in words is "one hundred forty-five million, one hundred sixty-six thousand, one hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 24 179 358 537 716 1074 1432 2148 4296 33791 67582 101373 135164 202746 270328 405492 810984 6048589 12097178 18145767 24194356 36291534 48388712 72583068 145166136