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229802196 = 223131473091
BaseRepresentation
bin11011011001010…
…00000011010100
3121000102011100110
431230220003110
5432312132241
634445243020
75460200151
oct1554500324
9530364313
10229802196
11108798878
1264b63470
13387c0240
142273d228
1515294816
hexdb280d4

229802196 has 24 divisors (see below), whose sum is σ = 577452064. Its totient is φ = 70708320.

The previous prime is 229802173. The next prime is 229802203. The reversal of 229802196 is 691208922.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736390 + ... + 736701.

Almost surely, 2229802196 is an apocalyptic number.

229802196 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

229802196 is an abundant number, since it is smaller than the sum of its proper divisors (347649868).

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

229802196 is a wasteful number, since it uses less digits than its factorization.

229802196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473111 (or 1473109 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 229802196 is about 15159.2280806115. The cubic root of 229802196 is about 612.5168750592.

The spelling of 229802196 in words is "two hundred twenty-nine million, eight hundred two thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 1473091 2946182 4419273 5892364 8838546 17677092 19150183 38300366 57450549 76600732 114901098 229802196