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152023411 = 314903981
BaseRepresentation
bin10010000111110…
…11000101110011
3101121001120220201
421003323011303
5302404222121
623030220031
73524114641
oct1103730563
9347046821
10152023411
11788a4491
1242ab4617
1325659ba7
1416294191
15d52de91
hex90fb173

152023411 has 4 divisors (see below), whose sum is σ = 156927424. Its totient is φ = 147119400.

The previous prime is 152023397. The next prime is 152023429. The reversal of 152023411 is 114320251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114320251 = 677168863.

It is a cyclic number.

It is not a de Polignac number, because 152023411 - 25 = 152023379 is a prime.

It is a super-2 number, since 2×1520234112 = 46222234984149842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152023441) 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, 2451960 + ... + 2452021.

It is an arithmetic number, because the mean of its divisors is an integer number (39231856).

Almost surely, 2152023411 is an apocalyptic number.

152023411 is a deficient number, since it is larger than the sum of its proper divisors (4904013).

152023411 is an equidigital number, since it uses as much as digits as its factorization.

152023411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4904012.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 152023411 is about 12329.7774108051. Note that the first 3 decimals coincide. The cubic root of 152023411 is about 533.7077274392.

Adding to 152023411 its reverse (114320251), we get a palindrome (266343662).

The spelling of 152023411 in words is "one hundred fifty-two million, twenty-three thousand, four hundred eleven".

Divisors: 1 31 4903981 152023411