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253470296 = 23255712391
BaseRepresentation
bin11110001101110…
…10011001011000
3122122221121212202
433012322121120
51004342022141
641052425332
76165314312
oct1706723130
9578847782
10253470296
11120093a92
1270a78248
1340689131
14259407b2
15173bc49b
hexf1ba658

253470296 has 16 divisors (see below), whose sum is σ = 475481040. Its totient is φ = 126675360.

The previous prime is 253470277. The next prime is 253470299. The reversal of 253470296 is 692074352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253470299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14261 + ... + 26651.

It is an arithmetic number, because the mean of its divisors is an integer number (29717565).

Almost surely, 2253470296 is an apocalyptic number.

It is an amenable number.

253470296 is a deficient number, since it is larger than the sum of its proper divisors (222010744).

253470296 is a wasteful number, since it uses less digits than its factorization.

253470296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14954 (or 14950 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 253470296 is about 15920.7504848233. The cubic root of 253470296 is about 632.8620067281.

The spelling of 253470296 in words is "two hundred fifty-three million, four hundred seventy thousand, two hundred ninety-six".

Divisors: 1 2 4 8 2557 5114 10228 12391 20456 24782 49564 99128 31683787 63367574 126735148 253470296