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372000020 = 22572657143
BaseRepresentation
bin10110001011000…
…100010100010100
3221220222120002112
4112023010110110
51230213000040
6100525130152
712134643110
oct2613042424
9856876075
10372000020
11180a91137
12a46b9958
135c0b9a72
1437596740
15229d2365
hex162c4514

372000020 has 24 divisors (see below), whose sum is σ = 892800384. Its totient is φ = 127542816.

The previous prime is 372000007. The next prime is 372000029. The reversal of 372000020 is 20000273.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 371999959 and 372000004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (372000029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1328432 + ... + 1328711.

It is an arithmetic number, because the mean of its divisors is an integer number (37200016).

Almost surely, 2372000020 is an apocalyptic number.

It is an amenable number.

372000020 is an abundant number, since it is smaller than the sum of its proper divisors (520800364).

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

372000020 is a wasteful number, since it uses less digits than its factorization.

372000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657159 (or 2657157 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 372000020 is about 19287.3020404618. The cubic root of 372000020 is about 719.1966477036.

Adding to 372000020 its reverse (20000273), we get a palindrome (392000293).

The spelling of 372000020 in words is "three hundred seventy-two million, twenty", and thus it is an aban number.

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 2657143 5314286 10628572 13285715 18600001 26571430 37200002 53142860 74400004 93000005 186000010 372000020