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107997472 = 2511973163
BaseRepresentation
bin1100110111111…
…10100100100000
321112012211200101
412123332210200
5210121404342
614414432144
72450651302
oct633764440
9245184611
10107997472
1155a64110
1230202654
13194b3a3b
14104b3972
1597343b7
hex66fe920

107997472 has 48 divisors (see below), whose sum is σ = 234414432. Its totient is φ = 48568320.

The previous prime is 107997469. The next prime is 107997473. The reversal of 107997472 is 274799701.

It is not an unprimeable number, because it can be changed into a prime (107997473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32563 + ... + 35725.

It is an arithmetic number, because the mean of its divisors is an integer number (4883634).

Almost surely, 2107997472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 107997472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117207216).

107997472 is an abundant number, since it is smaller than the sum of its proper divisors (126416960).

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

107997472 is a wasteful number, since it uses less digits than its factorization.

107997472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281 (or 3273 counting only the distinct ones).

The product of its (nonzero) digits is 222264, while the sum is 46.

The square root of 107997472 is about 10392.1832162448. The cubic root of 107997472 is about 476.2165998672.

The spelling of 107997472 in words is "one hundred seven million, nine hundred ninety-seven thousand, four hundred seventy-two".

Divisors: 1 2 4 8 11 16 22 32 44 88 97 176 194 352 388 776 1067 1552 2134 3104 3163 4268 6326 8536 12652 17072 25304 34144 34793 50608 69586 101216 139172 278344 306811 556688 613622 1113376 1227244 2454488 3374921 4908976 6749842 9817952 13499684 26999368 53998736 107997472