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109919652 = 22347792467
BaseRepresentation
bin1101000110100…
…11110110100100
321122211111102020
412203103312210
5211114412102
614523543140
72503205313
oct643236644
9248744366
10109919652
1157057297
123098aab0
1319a0791b
141085427a
1599b3bbc
hex68d3da4

109919652 has 48 divisors (see below), whose sum is σ = 265359360. Its totient is φ = 35392032.

The previous prime is 109919629. The next prime is 109919659. The reversal of 109919652 is 256919901.

It is a happy number.

It is a super-2 number, since 2×1099196522 = 24164659791602208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (109919659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43323 + ... + 45789.

It is an arithmetic number, because the mean of its divisors is an integer number (5528320).

Almost surely, 2109919652 is an apocalyptic number.

109919652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109919652 is an abundant number, since it is smaller than the sum of its proper divisors (155439708).

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

109919652 is a wasteful number, since it uses less digits than its factorization.

109919652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600 (or 2598 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 42.

The square root of 109919652 is about 10484.2573413666. The cubic root of 109919652 is about 479.0252963804.

The spelling of 109919652 in words is "one hundred nine million, nine hundred nineteen thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 47 79 94 141 158 188 237 282 316 474 564 948 2467 3713 4934 7401 7426 9868 11139 14802 14852 22278 29604 44556 115949 194893 231898 347847 389786 463796 584679 695694 779572 1169358 1391388 2338716 9159971 18319942 27479913 36639884 54959826 109919652