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145860086 = 283538731
BaseRepresentation
bin10001011000110…
…10010111110110
3101011110110102102
420230122113312
5244320010321
622250142102
73420535031
oct1054322766
9334413372
10145860086
1175374929
1240a21932
13242ac758
141552c018
15cc12c0b
hex8b1a5f6

145860086 has 8 divisors (see below), whose sum is σ = 218841384. Its totient is φ = 72912960.

The previous prime is 145860079. The next prime is 145860101. The reversal of 145860086 is 680068541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12341 + ... + 21071.

It is an arithmetic number, because the mean of its divisors is an integer number (27355173).

Almost surely, 2145860086 is an apocalyptic number.

145860086 is a deficient number, since it is larger than the sum of its proper divisors (72981298).

145860086 is an equidigital number, since it uses as much as digits as its factorization.

145860086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17086.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 145860086 is about 12077.2549033296. The cubic root of 145860086 is about 526.3954844011.

The spelling of 145860086 in words is "one hundred forty-five million, eight hundred sixty thousand, eighty-six".

Divisors: 1 2 8353 8731 16706 17462 72930043 145860086