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153297906 = 23215311867
BaseRepresentation
bin10010010001100…
…10001111110010
3101200110100012020
421020302033302
5303221013111
623113412310
73541003446
oct1110621762
9350410166
10153297906
1179594a93
124340a096
13259b5028
1416506826
15d6d1906
hex92323f2

153297906 has 16 divisors (see below), whose sum is σ = 306764064. Its totient is φ = 51071264.

The previous prime is 153297869. The next prime is 153297913. The reversal of 153297906 is 609792351.

It is a Curzon number.

It is an unprimeable number.

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, 6985 + ... + 18851.

It is an arithmetic number, because the mean of its divisors is an integer number (19172754).

Almost surely, 2153297906 is an apocalyptic number.

153297906 is an abundant number, since it is smaller than the sum of its proper divisors (153466158).

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

153297906 is a wasteful number, since it uses less digits than its factorization.

153297906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14025.

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 153297906 is about 12381.3531570665. The cubic root of 153297906 is about 535.1950329773.

The spelling of 153297906 in words is "one hundred fifty-three million, two hundred ninety-seven thousand, nine hundred six".

Divisors: 1 2 3 6 2153 4306 6459 11867 12918 23734 35601 71202 25549651 51099302 76648953 153297906