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152140206 = 2329877997
BaseRepresentation
bin10010001000101…
…11100110101110
3101121021112010110
421010113212232
5302421441311
623032520450
73525112311
oct1104274656
9347245113
10152140206
1178974209
1242b50126
132569b0ba
14162c4978
15d5538a6
hex91179ae

152140206 has 32 divisors (see below), whose sum is σ = 315447840. Its totient is φ = 48859776.

The previous prime is 152140181. The next prime is 152140211. The reversal of 152140206 is 602041251.

152140206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152100 + ... + 153096.

It is an arithmetic number, because the mean of its divisors is an integer number (9857745).

Almost surely, 2152140206 is an apocalyptic number.

152140206 is an abundant number, since it is smaller than the sum of its proper divisors (163307634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

152140206 is a wasteful number, since it uses less digits than its factorization.

152140206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1908.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 152140206 is about 12334.5127994583. The cubic root of 152140206 is about 533.8443696340.

Adding to 152140206 its reverse (602041251), we get a palindrome (754181457).

It can be divided in two parts, 152 and 140206, that multiplied together give a palindrome (21311312).

The spelling of 152140206 in words is "one hundred fifty-two million, one hundred forty thousand, two hundred six".

Divisors: 1 2 3 6 29 58 87 174 877 997 1754 1994 2631 2991 5262 5982 25433 28913 50866 57826 76299 86739 152598 173478 874369 1748738 2623107 5246214 25356701 50713402 76070103 152140206