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107078454 = 2327849829
BaseRepresentation
bin1100110000111…
…10001100110110
321110111011000200
412120132030312
5204403002304
614343021330
72440103040
oct630361466
9243434020
10107078454
115549669a
122ba3a846
1319251642
1410314a90
159601e39
hex661e336

107078454 has 24 divisors (see below), whose sum is σ = 265146960. Its totient is φ = 30593808.

The previous prime is 107078423. The next prime is 107078459. The reversal of 107078454 is 454870701.

It is a super-2 number, since 2×1070784542 = 22931590622060232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107078459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 424789 + ... + 425040.

It is an arithmetic number, because the mean of its divisors is an integer number (11047790).

Almost surely, 2107078454 is an apocalyptic number.

107078454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

107078454 is an abundant number, since it is smaller than the sum of its proper divisors (158068506).

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

107078454 is a wasteful number, since it uses less digits than its factorization.

107078454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849844 (or 849841 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 107078454 is about 10347.8719551413. The cubic root of 107078454 is about 474.8619417795.

It can be divided in two parts, 1070 and 78454, that added together give a square (79524 = 2822).

The spelling of 107078454 in words is "one hundred seven million, seventy-eight thousand, four hundred fifty-four".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 849829 1699658 2549487 5098974 5948803 7648461 11897606 15296922 17846409 35692818 53539227 107078454