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153031199 = 7119910831
BaseRepresentation
bin10010001111100…
…01001000011111
3101122221210100012
421013301020133
5303133444244
623103553435
73535513046
oct1107611037
9348853305
10153031199
1179422672
12432bb87b
1325920809
141647755d
15d67c89e
hex91f121f

153031199 has 8 divisors (see below), whose sum is σ = 155980800. Its totient is φ = 150103800.

The previous prime is 153031189. The next prime is 153031243. The reversal of 153031199 is 991130351.

It is a happy number.

153031199 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 a cyclic number.

It is not a de Polignac number, because 153031199 - 24 = 153031183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153031169) 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, 8714 + ... + 19544.

It is an arithmetic number, because the mean of its divisors is an integer number (19497600).

Almost surely, 2153031199 is an apocalyptic number.

153031199 is a deficient number, since it is larger than the sum of its proper divisors (2949601).

153031199 is a wasteful number, since it uses less digits than its factorization.

153031199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11101.

The product of its (nonzero) digits is 3645, while the sum is 32.

The square root of 153031199 is about 12370.5779573955. The cubic root of 153031199 is about 534.8844761774.

The spelling of 153031199 in words is "one hundred fifty-three million, thirty-one thousand, one hundred ninety-nine".

Divisors: 1 71 199 10831 14129 769001 2155369 153031199