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107401989 = 397369079
BaseRepresentation
bin1100110011011…
…01001100000101
321111002120211110
412121231030011
5204443330424
614353555233
72442621222
oct631551405
9244076743
10107401989
1155697782
122bb75b19
1319335996
141039a949
159667c29
hex666d305

107401989 has 8 divisors (see below), whose sum is σ = 144679360. Its totient is φ = 70862976.

The previous prime is 107401981. The next prime is 107401997. The reversal of 107401989 is 989104701.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (107401981) and next prime (107401997).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 107401989 - 23 = 107401981 is a prime.

It is a super-2 number, since 2×1074019892 = 23070374482312242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107401981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184249 + ... + 184830.

It is an arithmetic number, because the mean of its divisors is an integer number (18084920).

Almost surely, 2107401989 is an apocalyptic number.

It is an amenable number.

107401989 is a deficient number, since it is larger than the sum of its proper divisors (37277371).

107401989 is an equidigital number, since it uses as much as digits as its factorization.

107401989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369179.

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 107401989 is about 10363.4930887225. The cubic root of 107401989 is about 475.3397222527.

The spelling of 107401989 in words is "one hundred seven million, four hundred one thousand, nine hundred eighty-nine".

Divisors: 1 3 97 291 369079 1107237 35800663 107401989