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230062194 = 236157793
BaseRepresentation
bin11011011011001…
…11100001110010
3121000220101000000
431231213201302
5432343442234
634455010430
75462332155
oct1555474162
9530811000
10230062194
1110895614a
1265069a16
133888169b
14227a9c9c
15152e6899
hexdb67872

230062194 has 28 divisors (see below), whose sum is σ = 517406526. Its totient is φ = 76686912.

The previous prime is 230062163. The next prime is 230062213. The reversal of 230062194 is 491260032.

230062194 is a `hidden beast` number, since 2 + 30 + 0 + 621 + 9 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 196364169 + 33698025 = 14013^2 + 5805^2 .

It is a super-2 number, since 2×2300621942 = 105857226216187272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 77439 + ... + 80354.

Almost surely, 2230062194 is an apocalyptic number.

230062194 is an abundant number, since it is smaller than the sum of its proper divisors (287344332).

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

230062194 is an equidigital number, since it uses as much as digits as its factorization.

230062194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157813 (or 157798 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 230062194 is about 15167.8012249634. The cubic root of 230062194 is about 612.7477883451.

It can be divided in two parts, 23006 and 2194, that added together give a triangular number (25200 = T224).

The spelling of 230062194 in words is "two hundred thirty million, sixty-two thousand, one hundred ninety-four".

Divisors: 1 2 3 6 9 18 27 54 81 162 243 486 729 1458 157793 315586 473379 946758 1420137 2840274 4260411 8520822 12781233 25562466 38343699 76687398 115031097 230062194