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380014740 = 223457233147
BaseRepresentation
bin10110101001101…
…001000010010100
3222111001202020000
4112221221002110
51234240432430
6101413011300
712263033460
oct2651510224
9874052200
10380014740
11185565776
12a7323b30
1360964ac1
14386814a0
1523566e60
hex16a69094

380014740 has 480 divisors, whose sum is σ = 1498742784. Its totient is φ = 78693120.

The previous prime is 380014729. The next prime is 380014751. The reversal of 380014740 is 47410083.

It is an interprime number because it is at equal distance from previous prime (380014729) and next prime (380014751).

It is a super-2 number, since 2×3800147402 = 288822405234535200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 8085397 + ... + 8085443.

Almost surely, 2380014740 is an apocalyptic number.

380014740 is a gapful number since it is divisible by the number (30) 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 380014740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749371392).

380014740 is an abundant number, since it is smaller than the sum of its proper divisors (1118728044).

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

380014740 is a wasteful number, since it uses less digits than its factorization.

380014740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 380014740 is about 19493.9667589744. The cubic root of 380014740 is about 724.3250094973.

The spelling of 380014740 in words is "three hundred eighty million, fourteen thousand, seven hundred forty".