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3137147904 = 2103111743127
BaseRepresentation
bin1011101011111101…
…0001010000000000
322002122002121220010
42322333101100000
522411102213104
61235143544520
7140512213542
oct27277212000
98078077803
103137147904
11136a924720
1273675b140
133acc33647
1421a907692
15135635489
hexbafd1400

3137147904 has 352 divisors, whose sum is σ = 9960800256. Its totient is φ = 867041280.

The previous prime is 3137147903. The next prime is 3137147927. The reversal of 3137147904 is 4097417313.

It is a tau number, because it is divible by the number of its divisors (352).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3137147903) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24701889 + ... + 24702015.

It is an arithmetic number, because the mean of its divisors is an integer number (28297728).

Almost surely, 23137147904 is an apocalyptic number.

3137147904 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3137147904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4980400128).

3137147904 is an abundant number, since it is smaller than the sum of its proper divisors (6823652352).

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

3137147904 is a wasteful number, since it uses less digits than its factorization.

3137147904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 3137147904 is about 56010.2482051276. The cubic root of 3137147904 is about 1463.9008562560.

The spelling of 3137147904 in words is "three billion, one hundred thirty-seven million, one hundred forty-seven thousand, nine hundred four".