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253468700 = 22522987403
BaseRepresentation
bin11110001101110…
…10000000011100
3122122221112200122
433012322000130
51004341444300
641052414112
76165306542
oct1706720034
9578845618
10253468700
11120092871
1270a77338
13406884a4
142593dd92
15173bbc85
hexf1ba01c

253468700 has 36 divisors (see below), whose sum is σ = 569000040. Its totient is φ = 97890240.

The previous prime is 253468687. The next prime is 253468727. The reversal of 253468700 is 7864352.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40802 + ... + 46601.

Almost surely, 2253468700 is an apocalyptic number.

253468700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253468700 is an abundant number, since it is smaller than the sum of its proper divisors (315531340).

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

253468700 is a wasteful number, since it uses less digits than its factorization.

253468700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87446 (or 87439 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 253468700 is about 15920.7003614791. The cubic root of 253468700 is about 632.8606784332.

The spelling of 253468700 in words is "two hundred fifty-three million, four hundred sixty-eight thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 29 50 58 100 116 145 290 580 725 1450 2900 87403 174806 349612 437015 874030 1748060 2185075 2534687 4370150 5069374 8740300 10138748 12673435 25346870 50693740 63367175 126734350 253468700