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152015253 = 3133897827
BaseRepresentation
bin10010000111110…
…01000110010101
3101121001011201120
421003321012111
5302403442003
623030114153
73524052105
oct1103710625
9347034646
10152015253
1178899345
1242aab959
1325656270
1416291205
15d52b853
hex90f9195

152015253 has 8 divisors (see below), whose sum is σ = 218278368. Its totient is φ = 93547824.

The previous prime is 152015251. The next prime is 152015261. The reversal of 152015253 is 352510251.

It is a happy number.

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

It is not a de Polignac number, because 152015253 - 21 = 152015251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152015251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1948875 + ... + 1948952.

It is an arithmetic number, because the mean of its divisors is an integer number (27284796).

Almost surely, 2152015253 is an apocalyptic number.

152015253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

152015253 is a deficient number, since it is larger than the sum of its proper divisors (66263115).

152015253 is a wasteful number, since it uses less digits than its factorization.

152015253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3897843.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 152015253 is about 12329.4465812542. The cubic root of 152015253 is about 533.6981805203.

The spelling of 152015253 in words is "one hundred fifty-two million, fifteen thousand, two hundred fifty-three".

Divisors: 1 3 13 39 3897827 11693481 50671751 152015253