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152274669 = 3353143791
BaseRepresentation
bin10010001001110…
…00011011101101
3101121112100120120
421010320123231
5302440242134
623035435153
73526212321
oct1104703355
9347470516
10152274669
1178a56238
1242bb5ab9
1325717371
141631b981
15d57d649
hex91386ed

152274669 has 8 divisors (see below), whose sum is σ = 203609472. Its totient is φ = 101228160.

The previous prime is 152274667. The next prime is 152274677. The reversal of 152274669 is 966472251.

152274669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 152274669 - 21 = 152274667 is a prime.

It is a super-2 number, since 2×1522746692 = 46375149638119122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 152274669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152274667) 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, 70837 + ... + 72954.

It is an arithmetic number, because the mean of its divisors is an integer number (25451184).

Almost surely, 2152274669 is an apocalyptic number.

It is an amenable number.

152274669 is a deficient number, since it is larger than the sum of its proper divisors (51334803).

152274669 is a wasteful number, since it uses less digits than its factorization.

152274669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144147.

The product of its digits is 181440, while the sum is 42.

The square root of 152274669 is about 12339.9622770898. The cubic root of 152274669 is about 534.0015956131.

The spelling of 152274669 in words is "one hundred fifty-two million, two hundred seventy-four thousand, six hundred sixty-nine".

Divisors: 1 3 353 1059 143791 431373 50758223 152274669