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161414796 = 223175913411
BaseRepresentation
bin10011001111011…
…11111010001100
3102020201201110210
421213233322030
5312310233141
624003402420
74000001034
oct1147577214
9366651423
10161414796
1183129364
1246083410
132759771a
141761a8c4
15e286916
hex99efe8c

161414796 has 48 divisors (see below), whose sum is σ = 405578880. Its totient is φ = 49777920.

The previous prime is 161414741. The next prime is 161414797. The reversal of 161414796 is 697414161.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (161414797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5331 + ... + 18741.

It is an arithmetic number, because the mean of its divisors is an integer number (8449560).

Almost surely, 2161414796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 161414796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202789440).

161414796 is an abundant number, since it is smaller than the sum of its proper divisors (244164084).

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

161414796 is a wasteful number, since it uses less digits than its factorization.

161414796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13494 (or 13492 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 161414796 is about 12704.9122783276. The cubic root of 161414796 is about 544.4789746005.

The spelling of 161414796 in words is "one hundred sixty-one million, four hundred fourteen thousand, seven hundred ninety-six".

Divisors: 1 2 3 4 6 12 17 34 51 59 68 102 118 177 204 236 354 708 1003 2006 3009 4012 6018 12036 13411 26822 40233 53644 80466 160932 227987 455974 683961 791249 911948 1367922 1582498 2373747 2735844 3164996 4747494 9494988 13451233 26902466 40353699 53804932 80707398 161414796