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102466720 = 2555871091
BaseRepresentation
bin1100001101110…
…00010010100000
321010210211220201
412012320102200
5202212413340
614100114544
72352644536
oct606702240
9233724821
10102466720
1152926844
122a395a54
13182c84c5
14d874156
158ee079a
hex61b84a0

102466720 has 48 divisors (see below), whose sum is σ = 242712288. Its totient is φ = 40879360.

The previous prime is 102466699. The next prime is 102466733. The reversal of 102466720 is 27664201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93375 + ... + 94465.

It is an arithmetic number, because the mean of its divisors is an integer number (5056506).

Almost surely, 2102466720 is an apocalyptic number.

102466720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102466720 is an abundant number, since it is smaller than the sum of its proper divisors (140245568).

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

102466720 is a wasteful number, since it uses less digits than its factorization.

102466720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1693 (or 1685 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 102466720 is about 10122.5846501770. The cubic root of 102466720 is about 467.9444256701.

The spelling of 102466720 in words is "one hundred two million, four hundred sixty-six thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 587 1091 1174 2182 2348 2935 4364 4696 5455 5870 8728 9392 10910 11740 17456 18784 21820 23480 34912 43640 46960 87280 93920 174560 640417 1280834 2561668 3202085 5123336 6404170 10246672 12808340 20493344 25616680 51233360 102466720