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102538070 = 2510253807
BaseRepresentation
bin1100001110010…
…01101101010110
321010221110210022
412013021231112
5202222204240
614101425142
72353362545
oct607115526
9233843708
10102538070
1152975408
122a40b1b2
1318321b1b
14d89215c
1590069b5
hex61c9b56

102538070 has 8 divisors (see below), whose sum is σ = 184568544. Its totient is φ = 41015224.

The previous prime is 102538027. The next prime is 102538081. The reversal of 102538070 is 70835201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5126894 + ... + 5126913.

It is an arithmetic number, because the mean of its divisors is an integer number (23071068).

Almost surely, 2102538070 is an apocalyptic number.

102538070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102538070 is a deficient number, since it is larger than the sum of its proper divisors (82030474).

102538070 is a wasteful number, since it uses less digits than its factorization.

102538070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10253814.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 102538070 is about 10126.1083343997. The cubic root of 102538070 is about 468.0530140592.

The spelling of 102538070 in words is "one hundred two million, five hundred thirty-eight thousand, seventy".

Divisors: 1 2 5 10 10253807 20507614 51269035 102538070