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10742620 = 225776733
BaseRepresentation
bin101000111110…
…101101011100
3202012210002211
4220332231130
510222230440
61022130204
7160211410
oct50765534
922183084
1010742620
1160780a9
123720964
1322c18a5
1415d8d40
15e22eea
hexa3eb5c

10742620 has 24 divisors (see below), whose sum is σ = 25782624. Its totient is φ = 3683136.

The previous prime is 10742597. The next prime is 10742621. The reversal of 10742620 is 2624701.

It is a junction number, because it is equal to n+sod(n) for n = 10742591 and 10742600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10742621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38227 + ... + 38506.

It is an arithmetic number, because the mean of its divisors is an integer number (1074276).

Almost surely, 210742620 is an apocalyptic number.

10742620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10742620 is an abundant number, since it is smaller than the sum of its proper divisors (15040004).

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

10742620 is a wasteful number, since it uses less digits than its factorization.

10742620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76749 (or 76747 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 10742620 is about 3277.5936294788. The cubic root of 10742620 is about 220.6497321315.

The spelling of 10742620 in words is "ten million, seven hundred forty-two thousand, six hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 76733 153466 306932 383665 537131 767330 1074262 1534660 2148524 2685655 5371310 10742620