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253141370 = 25197318251
BaseRepresentation
bin11110001011010…
…10000101111010
3122122022220200022
433011222011322
51004301010440
641041410442
76162444326
oct1705520572
9578286608
10253141370
1111a989949
1270939a22
13405a24c1
1425896986
1517354cb5
hexf16a17a

253141370 has 32 divisors (see below), whose sum is σ = 486233280. Its totient is φ = 94608000.

The previous prime is 253141367. The next prime is 253141397. The reversal of 253141370 is 73141352.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4745 + ... + 22995.

It is an arithmetic number, because the mean of its divisors is an integer number (15194790).

Almost surely, 2253141370 is an apocalyptic number.

253141370 is a deficient number, since it is larger than the sum of its proper divisors (233091910).

253141370 is a wasteful number, since it uses less digits than its factorization.

253141370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18350.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 253141370 is about 15910.4170278469. The cubic root of 253141370 is about 632.5881352184.

The spelling of 253141370 in words is "two hundred fifty-three million, one hundred forty-one thousand, three hundred seventy".

Divisors: 1 2 5 10 19 38 73 95 146 190 365 730 1387 2774 6935 13870 18251 36502 91255 182510 346769 693538 1332323 1733845 2664646 3467690 6661615 13323230 25314137 50628274 126570685 253141370