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119491992 = 233223591223
BaseRepresentation
bin1110001111101…
…00110110011000
322022211211012100
413013310312120
5221042220432
615505043400
72650444104
oct707646630
9268754170
10119491992
11614a5114
1234026560
131b9a9929
1411c26904
15a75507c
hex71f4d98

119491992 has 96 divisors (see below), whose sum is σ = 343699200. Its totient is φ = 37422528.

The previous prime is 119491991. The next prime is 119492017. The reversal of 119491992 is 299194911.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119491991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97093 + ... + 98315.

It is an arithmetic number, because the mean of its divisors is an integer number (3580200).

Almost surely, 2119491992 is an apocalyptic number.

119491992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 119491992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171849600).

119491992 is an abundant number, since it is smaller than the sum of its proper divisors (224207208).

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

119491992 is a wasteful number, since it uses less digits than its factorization.

119491992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317 (or 1310 counting only the distinct ones).

The product of its digits is 52488, while the sum is 45.

The square root of 119491992 is about 10931.2392710067. The cubic root of 119491992 is about 492.5453995442.

The spelling of 119491992 in words is "one hundred nineteen million, four hundred ninety-one thousand, nine hundred ninety-two".

Divisors: 1 2 3 4 6 8 9 12 18 23 24 36 46 59 69 72 92 118 138 177 184 207 236 276 354 414 472 531 552 708 828 1062 1223 1357 1416 1656 2124 2446 2714 3669 4071 4248 4892 5428 7338 8142 9784 10856 11007 12213 14676 16284 22014 24426 28129 29352 32568 44028 48852 56258 72157 84387 88056 97704 112516 144314 168774 216471 225032 253161 288628 337548 432942 506322 577256 649413 675096 865884 1012644 1298826 1659611 1731768 2025288 2597652 3319222 4978833 5195304 6638444 9957666 13276888 14936499 19915332 29872998 39830664 59745996 119491992