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153450000 = 2432551131
BaseRepresentation
bin10010010010101…
…11011000010000
3101200202001211100
421021113120100
5303240400000
623120544400
73542206044
oct1111273020
9350661740
10153450000
1179689290
1243482100
1325a39322
1416546024
15d711a00
hex9257610

153450000 has 360 divisors, whose sum is σ = 604461312. Its totient is φ = 36000000.

The previous prime is 153449987. The next prime is 153450013. The reversal of 153450000 is 54351.

It is an interprime number because it is at equal distance from previous prime (153449987) and next prime (153450013).

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 4949985 + ... + 4950015.

Almost surely, 2153450000 is an apocalyptic number.

153450000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 153450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302230656).

153450000 is an abundant number, since it is smaller than the sum of its proper divisors (451011312).

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

153450000 is a wasteful number, since it uses less digits than its factorization.

153450000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 153450000 is about 12387.4936932375. The cubic root of 153450000 is about 535.3719717890.

The spelling of 153450000 in words is "one hundred fifty-three million, four hundred fifty thousand".