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3125038300 = 2252191644757
BaseRepresentation
bin1011101001000100…
…0100110011011100
322001210022101122021
42322101010303130
522400002211200
61234032225524
7140304246556
oct27221046334
98053271567
103125038300
11136400358a
1273269b2a4
133aa5837b7
142190744d6
1513454241a
hexba444cdc

3125038300 has 36 divisors (see below), whose sum is σ = 7138249720. Its totient is φ = 1184224320.

The previous prime is 3125038291. The next prime is 3125038303. The reversal of 3125038300 is 38305213.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125038303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 820479 + ... + 824278.

Almost surely, 23125038300 is an apocalyptic number.

It is an amenable number.

3125038300 is an abundant number, since it is smaller than the sum of its proper divisors (4013211420).

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

3125038300 is a wasteful number, since it uses less digits than its factorization.

3125038300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644790 (or 1644783 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3125038300 is about 55902.0420020593. The cubic root of 3125038300 is about 1462.0148418756.

The spelling of 3125038300 in words is "three billion, one hundred twenty-five million, thirty-eight thousand, three hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 1644757 3289514 6579028 8223785 16447570 31250383 32895140 41118925 62500766 82237850 125001532 156251915 164475700 312503830 625007660 781259575 1562519150 3125038300