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141933972 = 22311827831
BaseRepresentation
bin10000111010110…
…11110110010100
3100220001222210210
420131123312110
5242313341342
622030045420
73342263445
oct1035336624
9326058723
10141933972
1173133104
123b649870
13235366cb
1414bc92cc
15c6d979c
hex875bd94

141933972 has 12 divisors (see below), whose sum is σ = 331179296. Its totient is φ = 47311320.

The previous prime is 141933929. The next prime is 141933991. The reversal of 141933972 is 279339141.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 141933972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5913904 + ... + 5913927.

Almost surely, 2141933972 is an apocalyptic number.

141933972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

141933972 is an abundant number, since it is smaller than the sum of its proper divisors (189245324).

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

141933972 is a wasteful number, since it uses less digits than its factorization.

141933972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11827838 (or 11827836 counting only the distinct ones).

The product of its digits is 40824, while the sum is 39.

The square root of 141933972 is about 11913.6044923440. The cubic root of 141933972 is about 521.6294694370.

The spelling of 141933972 in words is "one hundred forty-one million, nine hundred thirty-three thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 11827831 23655662 35483493 47311324 70966986 141933972