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152015151 = 3131503769
BaseRepresentation
bin10010000111110…
…01000100101111
3101121001011120210
421003321010233
5302403441101
623030113503
73524051601
oct1103710457
9347034523
10152015151
1178899262
1242aab893
13256561c2
1416291171
15d52b7d6
hex90f912f

152015151 has 16 divisors (see below), whose sum is σ = 204906240. Its totient is φ = 100239360.

The previous prime is 152015147. The next prime is 152015153. The reversal of 152015151 is 151510251.

152015151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 152015151 - 22 = 152015147 is a prime.

It is a super-2 number, since 2×1520151512 = 46217212267105602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152015153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197295 + ... + 198063.

It is an arithmetic number, because the mean of its divisors is an integer number (12806640).

Almost surely, 2152015151 is an apocalyptic number.

152015151 is a deficient number, since it is larger than the sum of its proper divisors (52891089).

152015151 is a wasteful number, since it uses less digits than its factorization.

152015151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406.

The product of its (nonzero) digits is 250, while the sum is 21.

The square root of 152015151 is about 12329.4424448148. The cubic root of 152015151 is about 533.6980611524.

The spelling of 152015151 in words is "one hundred fifty-two million, fifteen thousand, one hundred fifty-one".

Divisors: 1 3 131 393 503 769 1509 2307 65893 100739 197679 302217 386807 1160421 50671717 152015151