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2038617740 = 225673315139
BaseRepresentation
bin111100110000010…
…1101011010001100
312021002000111210202
41321200231122030
513133341231430
6534142353032
7101342651645
oct17140553214
95232014722
102038617740
11956823755
1248a88b778
132664789b3
14154a6c6cc
15bde8ed45
hex7982d68c

2038617740 has 24 divisors (see below), whose sum is σ = 4282015920. Its totient is φ = 815272128.

The previous prime is 2038617739. The next prime is 2038617767. The reversal of 2038617740 is 477168302.

It is a junction number, because it is equal to n+sod(n) for n = 2038617694 and 2038617703.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127091 + ... + 142229.

It is an arithmetic number, because the mean of its divisors is an integer number (178417330).

Almost surely, 22038617740 is an apocalyptic number.

2038617740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2038617740 is an abundant number, since it is smaller than the sum of its proper divisors (2243398180).

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

2038617740 is a wasteful number, since it uses less digits than its factorization.

2038617740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21881 (or 21879 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 2038617740 is about 45151.0546942151. The cubic root of 2038617740 is about 1267.9786266536.

The spelling of 2038617740 in words is "two billion, thirty-eight million, six hundred seventeen thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 6733 13466 15139 26932 30278 33665 60556 67330 75695 134660 151390 302780 101930887 203861774 407723548 509654435 1019308870 2038617740