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102297480 = 23357331163
BaseRepresentation
bin1100001100011…
…10111110001000
321010111020202120
412012032332020
5202142004410
614052331240
72351341245
oct606167610
9233436676
10102297480
115282067a
122a313b20
131826946c
14d82c5cc
158eaa570
hex618ef88

102297480 has 64 divisors (see below), whose sum is σ = 307575360. Its totient is φ = 27218688.

The previous prime is 102297469. The next prime is 102297493. The reversal of 102297480 is 84792201.

It is a happy number.

It is an unprimeable number.

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, 87379 + ... + 88541.

It is an arithmetic number, because the mean of its divisors is an integer number (4805865).

Almost surely, 2102297480 is an apocalyptic number.

102297480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102297480 is an abundant number, since it is smaller than the sum of its proper divisors (205277880).

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

102297480 is a wasteful number, since it uses less digits than its factorization.

102297480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1910 (or 1906 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 102297480 is about 10114.2216704994. The cubic root of 102297480 is about 467.6866556168.

The spelling of 102297480 in words is "one hundred two million, two hundred ninety-seven thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 733 1163 1466 2199 2326 2932 3489 3665 4398 4652 5815 5864 6978 7330 8796 9304 10995 11630 13956 14660 17445 17592 21990 23260 27912 29320 34890 43980 46520 69780 87960 139560 852479 1704958 2557437 3409916 4262395 5114874 6819832 8524790 10229748 12787185 17049580 20459496 25574370 34099160 51148740 102297480