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108233970 = 235131911453
BaseRepresentation
bin1100111001110…
…00010011110010
321112122212002120
412130320103302
5210201441340
614423455110
72452654635
oct634702362
9245585076
10108233970
1156105869
12302b7496
1319567590
1410535c1c
15977e4d0
hex67384f2

108233970 has 64 divisors (see below), whose sum is σ = 281401344. Its totient is φ = 26484480.

The previous prime is 108233969. The next prime is 108233971. The reversal of 108233970 is 79332801.

It is an interprime number because it is at equal distance from previous prime (108233969) and next prime (108233971).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (108233971) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73764 + ... + 75216.

It is an arithmetic number, because the mean of its divisors is an integer number (4396896).

Almost surely, 2108233970 is an apocalyptic number.

108233970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 108233970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140700672).

108233970 is an abundant number, since it is smaller than the sum of its proper divisors (173167374).

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

108233970 is a wasteful number, since it uses less digits than its factorization.

108233970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 108233970 is about 10403.5556421831. Note that the first 3 decimals coincide. The cubic root of 108233970 is about 476.5639603539.

The spelling of 108233970 in words is "one hundred eight million, two hundred thirty-three thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 191 195 382 390 573 955 1146 1453 1910 2483 2865 2906 4359 4966 5730 7265 7449 8718 12415 14530 14898 18889 21795 24830 37245 37778 43590 56667 74490 94445 113334 188890 277523 283335 555046 566670 832569 1387615 1665138 2775230 3607799 4162845 7215598 8325690 10823397 18038995 21646794 36077990 54116985 108233970