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150554741 = 1011490641
BaseRepresentation
bin10001111100101…
…00100001110101
3101111021222021112
420332110201311
5302020222431
622534524405
73505460051
oct1076244165
9344258245
10150554741
1177a91007
1242506705
132526455c
1415dd0c61
15d33dc2b
hex8f94875

150554741 has 4 divisors (see below), whose sum is σ = 152045484. Its totient is φ = 149064000.

The previous prime is 150554731. The next prime is 150554743. The reversal of 150554741 is 147455051.

150554741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 147455051 = 1011459951.

It can be written as a sum of positive squares in 2 ways, for example, as 90801841 + 59752900 = 9529^2 + 7730^2 .

It is a cyclic number.

It is not a de Polignac number, because 150554741 - 222 = 146360437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 150554698 and 150554707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150554743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745220 + ... + 745421.

It is an arithmetic number, because the mean of its divisors is an integer number (38011371).

Almost surely, 2150554741 is an apocalyptic number.

It is an amenable number.

150554741 is a deficient number, since it is larger than the sum of its proper divisors (1490743).

150554741 is a wasteful number, since it uses less digits than its factorization.

150554741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490742.

The product of its (nonzero) digits is 14000, while the sum is 32.

The square root of 150554741 is about 12270.0750201456. The cubic root of 150554741 is about 531.9834790976.

The spelling of 150554741 in words is "one hundred fifty million, five hundred fifty-four thousand, seven hundred forty-one".

Divisors: 1 101 1490641 150554741