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119621012 = 22743731361
BaseRepresentation
bin1110010000101…
…00010110010100
322100002101011212
413020110112110
5221110333022
615511520552
72651522210
oct710242624
9270071155
10119621012
1161583045
1234089158
131ba23584
1411c5b940
15a77d3e2
hex7214594

119621012 has 48 divisors (see below), whose sum is σ = 248341632. Its totient is φ = 49351680.

The previous prime is 119621003. The next prime is 119621041. The reversal of 119621012 is 210126911.

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 (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87212 + ... + 88572.

It is an arithmetic number, because the mean of its divisors is an integer number (5173784).

Almost surely, 2119621012 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 119621012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124170816).

119621012 is an abundant number, since it is smaller than the sum of its proper divisors (128720620).

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

119621012 is a wasteful number, since it uses less digits than its factorization.

119621012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488 (or 1486 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 119621012 is about 10937.1391140462. The cubic root of 119621012 is about 492.7226090467.

Adding to 119621012 its reverse (210126911), we get a palindrome (329747923).

The spelling of 119621012 in words is "one hundred nineteen million, six hundred twenty-one thousand, twelve".

Divisors: 1 2 4 7 14 28 43 73 86 146 172 292 301 511 602 1022 1204 1361 2044 2722 3139 5444 6278 9527 12556 19054 21973 38108 43946 58523 87892 99353 117046 198706 234092 397412 409661 695471 819322 1390942 1638644 2781884 4272179 8544358 17088716 29905253 59810506 119621012