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102380446 = 2712016089
BaseRepresentation
bin1100001101000…
…11001110011110
321010122110120101
412012203032132
5202202133241
614054211314
72352135160
oct606431636
9233573511
10102380446
1152877a43
122a353b3a
131829815c
14d850930
158ec4e31
hex61a339e

102380446 has 16 divisors (see below), whose sum is σ = 175684320. Its totient is φ = 43833600.

The previous prime is 102380437. The next prime is 102380449. The reversal of 102380446 is 644083201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102380449) 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, 13770 + ... + 19858.

It is an arithmetic number, because the mean of its divisors is an integer number (10980270).

Almost surely, 2102380446 is an apocalyptic number.

102380446 is a deficient number, since it is larger than the sum of its proper divisors (73303874).

102380446 is a wasteful number, since it uses less digits than its factorization.

102380446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7299.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 102380446 is about 10118.3222917636. The cubic root of 102380446 is about 467.8130569252.

The spelling of 102380446 in words is "one hundred two million, three hundred eighty thousand, four hundred forty-six".

Divisors: 1 2 7 14 1201 2402 6089 8407 12178 16814 42623 85246 7312889 14625778 51190223 102380446