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102232070 = 2543237749
BaseRepresentation
bin1100001011111…
…11000000000110
321010100221000222
412011333000012
5202132411240
614051104342
72350646453
oct605770006
9233327028
10102232070
1152786516
122a2a20b2
1318245765
14d81282a
158e95eb5
hex617f006

102232070 has 16 divisors (see below), whose sum is σ = 188298000. Its totient is φ = 39941664.

The previous prime is 102232069. The next prime is 102232127. The reversal of 102232070 is 70232201.

It is a super-2 number, since 2×1022320702 = 20902792272969800, which contains 22 as substring.

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, 118445 + ... + 119304.

It is an arithmetic number, because the mean of its divisors is an integer number (11768625).

Almost surely, 2102232070 is an apocalyptic number.

102232070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102232070 is a deficient number, since it is larger than the sum of its proper divisors (86065930).

102232070 is a wasteful number, since it uses less digits than its factorization.

102232070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237799.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 102232070 is about 10110.9875877681. The cubic root of 102232070 is about 467.5869532370.

Adding to 102232070 its reverse (70232201), we get a palindrome (172464271).

The spelling of 102232070 in words is "one hundred two million, two hundred thirty-two thousand, seventy".

Divisors: 1 2 5 10 43 86 215 430 237749 475498 1188745 2377490 10223207 20446414 51116035 102232070