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38690060 = 22529411627
BaseRepresentation
bin1001001110010…
…1110100001100
32200210122210012
42103211310030
534401040220
63501132352
7646601003
oct223456414
980718705
1038690060
111a926462
1210b5a0b8
138028536
1451d1c3a
1535e3ac5
hex24e5d0c

38690060 has 48 divisors (see below), whose sum is σ = 86153760. Its totient is φ = 14568960.

The previous prime is 38690039. The next prime is 38690081. The reversal of 38690060 is 6009683.

38690060 = T213 + T214 + ... + T622.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (38690039) and next prime (38690081).

It is a junction number, because it is equal to n+sod(n) for n = 38689999 and 38690026.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22967 + ... + 24593.

It is an arithmetic number, because the mean of its divisors is an integer number (1794870).

Almost surely, 238690060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38690060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43076880).

38690060 is an abundant number, since it is smaller than the sum of its proper divisors (47463700).

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

38690060 is a wasteful number, since it uses less digits than its factorization.

38690060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706 (or 1704 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 38690060 is about 6220.1334390831. The cubic root of 38690060 is about 338.2204017491.

The spelling of 38690060 in words is "thirty-eight million, six hundred ninety thousand, sixty".

Divisors: 1 2 4 5 10 20 29 41 58 82 116 145 164 205 290 410 580 820 1189 1627 2378 3254 4756 5945 6508 8135 11890 16270 23780 32540 47183 66707 94366 133414 188732 235915 266828 333535 471830 667070 943660 1334140 1934503 3869006 7738012 9672515 19345030 38690060