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153480938 = 213311091747
BaseRepresentation
bin10010010010111…
…10111011101010
3101200210122021012
421021132323222
5303242342223
623121343522
73542365202
oct1111367352
9350718235
10153480938
11796aa556
1243497ba2
1325a4a430
1416553402
15d71ac78
hex925eeea

153480938 has 32 divisors (see below), whose sum is σ = 258424320. Its totient is φ = 67884480.

The previous prime is 153480937. The next prime is 153480949. The reversal of 153480938 is 839084351.

153480938 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 153480895 and 153480904.

It is not an unprimeable number, because it can be changed into a prime (153480937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86981 + ... + 88727.

It is an arithmetic number, because the mean of its divisors is an integer number (8075760).

Almost surely, 2153480938 is an apocalyptic number.

153480938 is a deficient number, since it is larger than the sum of its proper divisors (104943382).

153480938 is a wasteful number, since it uses less digits than its factorization.

153480938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 153480938 is about 12388.7423897666. The cubic root of 153480938 is about 535.4079492519.

The spelling of 153480938 in words is "one hundred fifty-three million, four hundred eighty thousand, nine hundred thirty-eight".

Divisors: 1 2 13 26 31 62 109 218 403 806 1417 1747 2834 3379 3494 6758 22711 43927 45422 54157 87854 108314 190423 380846 704041 1408082 2475499 4950998 5903113 11806226 76740469 153480938