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152050565 = 5173175781
BaseRepresentation
bin10010001000000…
…01101110000101
3101121002222011102
421010001232011
5302411104230
623030545445
73524260052
oct1104015605
9347088142
10152050565
1178912927
1242b08285
1325669364
14162a0029
15d537045
hex9101b85

152050565 has 8 divisors (see below), whose sum is σ = 183516408. Its totient is φ = 120936640.

The previous prime is 152050517. The next prime is 152050573. The reversal of 152050565 is 565050251.

It can be written as a sum of positive squares in 4 ways, for example, as 41190724 + 110859841 = 6418^2 + 10529^2 .

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

It is not a de Polignac number, because 152050565 - 212 = 152046469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87026 + ... + 88755.

It is an arithmetic number, because the mean of its divisors is an integer number (22939551).

Almost surely, 2152050565 is an apocalyptic number.

It is an amenable number.

152050565 is a deficient number, since it is larger than the sum of its proper divisors (31465843).

152050565 is a wasteful number, since it uses less digits than its factorization.

152050565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175959.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 152050565 is about 12330.8785169590. The cubic root of 152050565 is about 533.7395020120.

The spelling of 152050565 in words is "one hundred fifty-two million, fifty thousand, five hundred sixty-five".

Divisors: 1 5 173 865 175781 878905 30410113 152050565