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153898012 = 22293142797
BaseRepresentation
bin10010010110001…
…00110000011100
3101201120211101101
421023010300130
5303344214022
623134322444
73546053152
oct1113046034
9351524341
10153898012
1179964944
1243659424
1325b65218
14166213d2
15d79e627
hex92c4c1c

153898012 has 24 divisors (see below), whose sum is σ = 287602560. Its totient is φ = 71897280.

The previous prime is 153898009. The next prime is 153898013. The reversal of 153898012 is 210898351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153898013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17803 + ... + 24994.

It is an arithmetic number, because the mean of its divisors is an integer number (11983440).

Almost surely, 2153898012 is an apocalyptic number.

It is an amenable number.

153898012 is a deficient number, since it is larger than the sum of its proper divisors (133704548).

153898012 is a wasteful number, since it uses less digits than its factorization.

153898012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42861 (or 42859 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 153898012 is about 12405.5637518010. The cubic root of 153898012 is about 535.8924888326.

The spelling of 153898012 in words is "one hundred fifty-three million, eight hundred ninety-eight thousand, twelve".

Divisors: 1 2 4 29 31 58 62 116 124 899 1798 3596 42797 85594 171188 1241113 1326707 2482226 2653414 4964452 5306828 38474503 76949006 153898012