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152041873 = 564126953
BaseRepresentation
bin10010000111111…
…11100110010001
3101121002112020111
421003333212101
5302410314443
623030441321
73524222524
oct1103774621
9347075214
10152041873
1178907345
1242b03241
1325665409
141629abbb
15d53469d
hex90ff991

152041873 has 4 divisors (see below), whose sum is σ = 152074468. Its totient is φ = 152009280.

The previous prime is 152041859. The next prime is 152041889. The reversal of 152041873 is 378140251.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 134165889 + 17875984 = 11583^2 + 4228^2 .

It is a cyclic number.

It is not a de Polignac number, because 152041873 - 29 = 152041361 is a prime.

It is a super-3 number, since 3×1520418733 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152041823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7836 + ... + 19117.

It is an arithmetic number, because the mean of its divisors is an integer number (38018617).

Almost surely, 2152041873 is an apocalyptic number.

It is an amenable number.

152041873 is a deficient number, since it is larger than the sum of its proper divisors (32595).

152041873 is an equidigital number, since it uses as much as digits as its factorization.

152041873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32594.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 152041873 is about 12330.5260633924. The cubic root of 152041873 is about 533.7293313776.

The spelling of 152041873 in words is "one hundred fifty-two million, forty-one thousand, eight hundred seventy-three".

Divisors: 1 5641 26953 152041873