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107397451 = 7531372113
BaseRepresentation
bin1100110011011…
…00000101001011
321111002100121101
412121230011023
5204443204301
614353522231
72442602050
oct631540513
9244070541
10107397451
1155694327
122bb73377
13193338b5
1410399027
159666701
hex666c14b

107397451 has 16 divisors (see below), whose sum is σ = 126028224. Its totient is φ = 89616384.

The previous prime is 107397427. The next prime is 107397463. The reversal of 107397451 is 154793701.

It is a cyclic number.

It is not a de Polignac number, because 107397451 - 219 = 106873163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 107397451.

It is not an unprimeable number, because it can be changed into a prime (107397401) 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 15 ways as a sum of consecutive naturals, for example, 49771 + ... + 51883.

It is an arithmetic number, because the mean of its divisors is an integer number (7876764).

Almost surely, 2107397451 is an apocalyptic number.

107397451 is a deficient number, since it is larger than the sum of its proper divisors (18630773).

107397451 is a wasteful number, since it uses less digits than its factorization.

107397451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 107397451 is about 10363.2741447865. The cubic root of 107397451 is about 475.3330273983. Note that the first 3 decimals are identical.

The spelling of 107397451 in words is "one hundred seven million, three hundred ninety-seven thousand, four hundred fifty-one".

Divisors: 1 7 53 137 371 959 2113 7261 14791 50827 111989 289481 783923 2026367 15342493 107397451