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152010705 = 35711131611
BaseRepresentation
bin10010000111101…
…11111111010001
3101121000221111010
421003313333101
5302403320310
623030041133
73524032620
oct1103677721
9347027433
10152010705
1178895990
1242aa91a9
1325654182
141628d6b7
15d52a320
hex90f7fd1

152010705 has 32 divisors (see below), whose sum is σ = 303234048. Its totient is φ = 63172800.

The previous prime is 152010671. The next prime is 152010707. The reversal of 152010705 is 507010251.

It is not a de Polignac number, because 152010705 - 28 = 152010449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (152010707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64651 + ... + 66960.

It is an arithmetic number, because the mean of its divisors is an integer number (9476064).

Almost surely, 2152010705 is an apocalyptic number.

152010705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

152010705 is a deficient number, since it is larger than the sum of its proper divisors (151223343).

152010705 is a wasteful number, since it uses less digits than its factorization.

152010705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131637.

The product of its (nonzero) digits is 350, while the sum is 21.

The square root of 152010705 is about 12329.2621433726. The cubic root of 152010705 is about 533.6928580642.

Adding to 152010705 its reverse (507010251), we get a palindrome (659020956).

The spelling of 152010705 in words is "one hundred fifty-two million, ten thousand, seven hundred five".

Divisors: 1 3 5 7 11 15 21 33 35 55 77 105 165 231 385 1155 131611 394833 658055 921277 1447721 1974165 2763831 4343163 4606385 7238605 10134047 13819155 21715815 30402141 50670235 152010705