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152353013 = 3722917981
BaseRepresentation
bin10010001010010…
…11100011110101
3101121200100001012
421011023203311
5303000244023
623041242005
73526656611
oct1105134365
9347610035
10152353013
1178aaa08a
1243033305
1325743c17
141633c341
15d596978
hex914b8f5

152353013 has 8 divisors (see below), whose sum is σ = 157162680. Its totient is φ = 147579840.

The previous prime is 152352983. The next prime is 152353027. The reversal of 152353013 is 310353251.

152353013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 135885649 + 16467364 = 11657^2 + 4058^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 152353013 - 210 = 152351989 is a prime.

It is a super-2 number, since 2×1523530132 = 46422881140356338, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 152353013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152353043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518 + ... + 17463.

It is an arithmetic number, because the mean of its divisors is an integer number (19645335).

Almost surely, 2152353013 is an apocalyptic number.

It is an amenable number.

152353013 is a deficient number, since it is larger than the sum of its proper divisors (4809667).

152353013 is a wasteful number, since it uses less digits than its factorization.

152353013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18247.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 152353013 is about 12343.1362708187. The cubic root of 152353013 is about 534.0931596458.

The spelling of 152353013 in words is "one hundred fifty-two million, three hundred fifty-three thousand, thirteen".

Divisors: 1 37 229 8473 17981 665297 4117649 152353013